HKM-682387
Multifunctional Waterproof USB Charging Laptop Backpack
Engineered for the modern professional, student, and adventurer — a seamless fusion of durable protection, intelligent organization, and refined aesthetics.
Designed for Life on the Move
Every detail of the HKM-682387 has been meticulously considered to deliver an exceptional carrying experience — from your daily commute to weekend explorations.
All-Weather Reliability
Advanced waterproof materials shield your gear from rain, splashes, and humidity — so you can move confidently through any forecast.
Secure Device Storage
A dedicated padded laptop compartment cradles your device, keeping it easily accessible yet thoroughly protected from bumps and scratches.
On-the-Go Charging
An integrated USB charging port keeps your devices powered throughout the day — simply connect your power bank internally and charge externally with ease.
Waterproof Engineering for Unpredictable Days
The HKM-682387 is constructed from densely woven, multi-layer waterproof fabrics that actively repel moisture. Each fiber is treated with a durable water-repellent (DWR) coating, causing raindrops to bead and roll off the surface rather than soaking through. This is not merely a light drizzle shield — the backpack is designed to withstand sustained exposure to wet conditions, making it a trustworthy guardian for your electronics, documents, and personal belongings.
Beyond the fabric itself, reinforced seam taping along critical junctions prevents water ingress through stitch holes — a detail often overlooked in standard backpacks. The zippers feature tight-sealing teeth with a subtle weather flap, further minimizing moisture penetration. Whether caught in a sudden downpour during your morning commute or navigating misty trails on a weekend hike, your gear remains dry and secure.
Note: While the backpack offers excellent water resistance for rain and splashes, it is not intended for full submersion. For extended exposure to heavy storms, we recommend using an additional rain cover for maximum protection.
Dedicated Laptop Compartment — Protection Meets Accessibility
The HKM-682387 features a thoughtfully engineered laptop sleeve that accommodates devices up to 15.6 inches diagonally. The compartment is lined with soft, scratch-resistant microfiber and surrounded by high-density foam padding on all sides, effectively absorbing impact forces from accidental drops or bumps. A suspended bottom design ensures that when you set the backpack down, your laptop never directly contacts the ground — an essential feature for those who carry premium devices.
The compartment is positioned at the rear of the backpack for optimal weight distribution, keeping the heaviest item close to your body's center of gravity. This ergonomic placement reduces shoulder strain during extended wear. A wide, smooth-gliding zipper provides quick access, while the internal strap secures the laptop in place, preventing unwanted shifting as you move through crowded spaces or navigate public transit.
Compatible with most 13-inch, 14-inch, and 15.6-inch laptops including MacBook Pro, Dell XPS, Lenovo ThinkPad, HP Spectre, and similar slim-profile notebooks. Tablet sleeves within the same compartment can hold devices up to 12.9 inches.
Integrated USB Charging — Stay Connected Without the Clutter
In a hyper-connected world, a depleted battery can derail your entire day. The HKM-682387 solves this elegantly with a built-in USB charging port system. An external USB-A port is seamlessly integrated into the backpack's side panel, while an internal cable runs from this port into the main compartment where you connect your own portable power bank. The result: you can charge your phone, tablet, or other USB-powered devices without ever opening the main compartment or fumbling through your bag's contents.
This design is particularly valuable for busy professionals navigating airports and train stations, students moving between lectures across campus, or travelers relying on maps and navigation apps. Simply tuck your power bank inside, route the cable through the dedicated channel, and enjoy effortless charging access throughout the day. The external port includes a protective rubber cover to guard against dust and moisture when not in use.
Please note: The backpack does not include a built-in battery. A portable power bank (not included) is required to utilize the USB charging functionality. The internal cable supports standard USB-A connections; USB-C adapters may be used for newer power banks.
Intelligent Interior Organization — Everything in Its Place
Organization is not an afterthought with the HKM-682387 — it is a foundational design principle. The interior features a carefully arranged ecosystem of compartments, sleeves, and pockets, each serving a distinct purpose. A spacious main compartment accommodates books, clothing layers, or lunch containers, while dedicated sub-pockets hold items like power adapters, cables, pens, notebooks, and personal accessories. Mesh zippered pockets on the interior panel keep smaller valuables visible and secure.
A quick-access front pocket provides a convenient home for items you need frequently — keys, transit passes, earbuds, or hand sanitizer. Two side pockets with elastic gussets accommodate water bottles or compact umbrellas, stretching to fit various shapes without sagging. The thoughtful layout minimizes the time you spend searching for items and maximizes your efficiency throughout the day, whether you are in a lecture hall, a co-working space, or an airport lounge.
In total, the backpack offers over 8 distinct storage zones, each optimized for specific use cases. The anti-theft rear pocket sits flush against your back, ideal for passports, wallets, and smartphones when traveling in crowded environments.
All-Day Comfort — Ergonomics That Adapt to You
Extended wear should never feel like a burden. The HKM-682387 prioritizes comfort through a combination of adjustable, well-padded shoulder straps and a breathable back panel. The straps feature multi-layer foam cushioning with a contoured shape that follows the natural curve of your shoulders, distributing weight evenly and reducing pressure points. The back panel employs an air-mesh fabric stretched over a ventilated foam core, creating channels that promote airflow and help regulate temperature — a significant advantage during summer commutes or strenuous walks.
The sternum strap adds lateral stability, preventing the shoulder straps from slipping during active movement. For heavier loads, the reinforced top handle provides an alternative carrying option with a comfortable grip. Every contact point has been refined to minimize fatigue, allowing you to wear the backpack for hours without discomfort — whether navigating a sprawling corporate campus or exploring a new city on foot.
The back panel's ergonomic contouring subtly encourages proper posture by aligning the load with your spine's natural curvature. This design consideration is particularly beneficial for students and professionals who carry their backpacks for extended periods daily.
Custom Logo Personalization — Make It Uniquely Yours
Beyond individual use, the HKM-682387 serves as an exceptional canvas for brand expression. We offer custom logo design options, allowing businesses, teams, and organizations to personalize the backpack with their own identity. Whether for corporate gifting, employee onboarding kits, conference swag, or team uniforms, a customized backpack elevates your brand presence with practical, high-quality merchandise that recipients will genuinely use and appreciate.
The customization process supports various techniques including embroidery, screen printing, and debossing, depending on the desired aesthetic and the backpack's material characteristics. Our production team works closely with clients to ensure logo placement, sizing, and color matching meet brand guidelines with precision. The result is a professional-grade backpack that not only serves its functional purpose but also strengthens brand visibility in everyday settings — from coffee shops to airport terminals.
Minimum order quantities and lead times vary based on customization specifications. Ideal for companies, educational institutions, sports teams, and event organizers seeking memorable, useful promotional products.
Technical Specifications
Precision-engineered dimensions and materials for dependable daily performance.
External Dimensions
18.5 × 12.6 × 7.5 in
47 × 32 × 19 cm
Weight
2.2 lbs
1.0 kg (approx.)
Laptop Compatibility
Up to 15.6"
Diagonal screen size
Primary Material
Waterproof Polyester
DWR-coated, multi-layer
USB Port Type
USB-A Female
External charging port
Storage Zones
8+ Compartments
Including anti-theft pocket
Back Panel
Ventilated Air-Mesh
Breathable foam core
Shoulder Straps
Adjustable & Padded
With sternum strap
Closure Type
Smooth Zippers
Weather-resistant design
Built for Every Chapter of Your Day
The versatility of the HKM-682387 extends across a wide spectrum of environments and activities.
Why versatility matters: A backpack that adapts to multiple contexts reduces the need for multiple bags. The HKM-682387 transitions seamlessly from a professional boardroom aesthetic to a casual weekend look, with its clean lines and understated design language fitting naturally into any setting. The waterproof protection proves invaluable whether you are dashing between office buildings in light rain or setting up camp near a misty trailhead.
Understanding Water-Resistant vs. Waterproof Backpack Fabrics: In the outdoor gear and accessories industry, true waterproofing requires a combination of impermeable membrane layers (such as TPU or polyurethane laminates) and fully sealed seams. The HKM-682387 employs a high-grade polyester base fabric with an advanced DWR treatment and seam taping at critical junctions. This construction achieves a hydrostatic head rating sufficient to repel heavy rainfall under normal use conditions. For consumers, this means reliable protection without the added weight and stiffness of fully submersible dry-bag designs, striking an optimal balance between daily comfort and weather resilience.
Frequently Asked Questions
Find quick answers to common inquiries about the HKM-682387.
Is the backpack fully waterproof or just water-resistant?
The HKM-682387 is constructed from waterproof materials with a durable water-repellent (DWR) coating and reinforced seam taping. It is designed to protect your belongings in rain, splashes, and humid conditions. However, it is not rated for full submersion in water. For everyday weather challenges — including heavy downpours during commutes — it provides excellent protection. If you anticipate prolonged exposure to extreme weather, pairing it with a dedicated rain cover is recommended for added peace of mind.
Does the backpack come with a built-in power bank?
No, the backpack does not include a built-in battery or power bank. The integrated USB charging port is a pass-through system: an internal cable connects to your own portable power bank (stored inside the backpack), and the external USB-A port allows you to plug in your charging cable to power your device. You will need to supply your own power bank to utilize this feature. This design gives you the flexibility to choose a power bank with the capacity and specifications that best suit your needs.
What size laptop can the dedicated compartment accommodate?
The padded laptop compartment is designed to fit most laptops with screen sizes up to 15.6 inches diagonally. This includes popular models such as the MacBook Pro 15-inch and 16-inch (pre-2021), Dell XPS 15, Lenovo ThinkPad T15, HP Spectre x360 15, and similar devices. The compartment's internal dimensions are approximately 15.7 x 10.6 inches (40 x 27 cm). For larger 17-inch laptops, we recommend verifying your device's exact dimensions against these measurements, as some slim-bezel 17-inch models may fit while others will not. A separate tablet sleeve within the same compartment can hold devices up to 12.9 inches.
How does the custom logo process work?
We offer custom logo personalization for bulk orders. You can submit your logo or design artwork, and our production team will work with you to determine the best application method — embroidery, screen printing, or debossing — based on your design complexity and the backpack's material. We ensure proper placement and color accuracy. Minimum order quantities apply, and lead times vary depending on the order size and customization complexity. This service is ideal for corporate gifts, team branding, event merchandise, and promotional campaigns.
Is the backpack suitable for air travel as a carry-on?
Yes, the HKM-682387 is designed to comply with standard carry-on luggage dimensions for most major airlines. With external dimensions of 18.5 x 12.6 x 7.5 inches (47 x 32 x 19 cm), it fits comfortably under airplane seats and in overhead bins. The dedicated laptop compartment is also TSA-friendly, allowing you to remove your device quickly during security screenings when required. We always recommend checking your specific airline's carry-on policies prior to travel, as size restrictions can vary between carriers.
How should I clean and maintain the backpack?
For routine cleaning, wipe the backpack with a damp cloth and mild soap. Avoid machine washing, as this can degrade the waterproof coating and damage the structural integrity of the padding. For stubborn stains, gently spot-clean the affected area with a soft brush and a diluted cleaning solution. Allow the backpack to air dry naturally — do not use a dryer, iron, or direct heat source. To maintain the DWR coating's effectiveness over time, occasional re-treatment with a spray-on waterproofing product designed for synthetic fabrics is recommended, especially after extensive use in wet conditions.
Purchase with Confidence
Every HKM-682387 is backed by comprehensive support and protection.
Free Shipping on All Orders
Complimentary standard shipping with every purchase — no minimums or hidden fees, delivered straight to your door.
180 Days Purchase Protection
Extended coverage against manufacturing defects — we stand behind the quality of every backpack for a full six months.
30 Days Money-Back Guarantee
Not completely satisfied? Return within 30 days for a full refund — simple, straightforward, and hassle-free.
24 Months Warranty Service
Two full years of warranty coverage — if anything goes wrong under normal use, we will repair or replace your backpack.
Nationwide Service Network & Support
With over 3,600+ authorized service centers across the United States, we ensure comprehensive after-sales support for your product, giving you complete peace of mind.
We understand that maintenance needs may arise. When you purchase from us, you gain access to our unparalleled service ecosystem designed for maximum convenience and reliability.
1. DIY Repair & Parts Replacement:
For minor repairs or part replacements that can be handled personally, we provide cost-price genuine parts during the warranty period. Each order is accompanied by clear, step-by-step video tutorials to guide you through the self-repair process seamlessly.
2. Professional Servicing:
For issues requiring expert attention, simply contact our support team. We will locate the nearest authorized service center based on your order and location details. You only need to bring your product to the designated center. Once servicing is complete, we will notify you for pickup. All repairs are free during the warranty period; afterward, only cost-based fees apply.
Every product on Hekomart.com is expertly curated from thousands, quality tested, and lifestyle approved. Elevate your everyday.
Express Delivery Priority - Where Speed Meets Satisfaction
At Hekomart.com, we understand the anticipation that comes with every online order. While most platforms rely on standard economy shipping, we prioritize your excitement by strategically selecting premium express carriers to accelerate deliveries. Our intelligent logistics system analyzes real-time data to optimize routes, partnering with globally-recognized couriers like DHL, FedEx, and UPS to ensure 30% faster doorstep arrivals* than industry averages.
Every package receives 24/7 tracking visibility and proactive delivery updates, transforming waiting time into confidence. For time-sensitive purchases, our "Expedited Service Guarantee" offers optional priority handling at no extra cost, because your satisfaction isn't just a goal – it's the core of our delivery DNA.
*Based on internal 2025 data comparing standard shipping durations across major platforms. Delivery times vary by destination and customs procedures.
Credit Card 180 Days Purchase Protection
The 180 Days Purchase Protection protects the buyer if an item purchased has not been shipped or if a shipped item is significantly not as described by the seller. The 180 Days Purchase Protection covers all purchases and payments made through our website. We accept Visa, Master Card, American Express, and Discover Card. If you don't receive the item that you ordered, or it shows up significantly different from its description, you may qualify for Purchase Protection, and we'll reimburse you for the full purchase price plus any original shipping costs, subject to terms and limitations. If you are charged for a transaction that you didn't make, let us know within 60 days, and we've got you covered.
30 Days Money-Back Guarantee
We are confident that our products are of great quality and even better value. However, if upon receiving and inspecting your item you decide that you want to return it, you will have 30 days as of the date of shipment arrival to return it for a refund minus the shipping cost. No restocking charges. Any additional fees associated with a purchase transaction will be deducted from the amount of the refund.
24-Month Extended Warranty Service
If you purchase products from our website, you have 24 months to request repairs or replacement if any products turns out to be faulty or are not as advertised. During the warranty period if any product is found to have a manufacturer defect, we will repair or replace the defective part(s). If a product cannot be repaired or replaced within a reasonable time, you can request a refund or price reduction. We are confident that our products are of great quality and even better value. However, if upon receiving and inspecting your item you decide that you want to return it, you will have 30 days as of the date of shipment arrival to return it for a refund minus the shipping cost.
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