Customization:
With waterproof polyester fabric, protect belongings from rain and spills while maintaining durability. The EN 55015 certification ensures compliance with rigorous safety and performance standards*.
With an integrated USB port and secret compartment, charge devices on the go and securely store valuables without compromising style or accessibility*.
With a 40L capacity, carry essentials for extended trips, while the lightweight design is ~25% lighter than standard travel backpacks*, reducing strain during long journeys.
With a streamlined, arcuate shoulder strap and padded compartments, comfortably transition between travel, school, and urban environments. The water-resistant build safeguards contents in varied weather conditions*.
Certified to EN 55015 standards, ensuring durability and reliability for rugged adventures. The polyester lining and waterproof treatment meet eco-conscious design principles*.
The Waterproof Secure Secret Compartment Backpack combines modern aesthetics with practicality, designed for travelers seeking durability, organization, and style. Crafted from high-quality polyester, it features a 40L capacity, a secret compartment, and advanced waterproofing, making it ideal for daily commutes, school, or weekend trips.
Feature | Specification | Application Scenario |
---|---|---|
Material | Polyester (water-resistant, lightweight) | Withstands daily wear and light rain during travel. |
Capacity | 40L | Accommodates laptops, books, and essentials for multi-day trips. |
Carrying System | Arcuate shoulder straps, soft handle | Reduces strain during long hikes or commutes. |
Waterproofing | EN 55015-certified waterproof coating | Protects contents from splashes and light rain. |
Secret Compartment | Hidden zipper compartment | Securely stores valuables like passports or cash. |
Lining Material | Polyester | Easy to clean and resistant to stains. |
Closure Type | Zipper | Ensures tamper-proof security for travel. |
Adjust embroidery patterns or logo placements to match corporate branding or personal preferences. Customize the interior compartment layout for specialized gear storage.
With its sleek two-tone design and hidden security features, this backpack merges urban style with practical innovation. The USB port and lightweight build cater to tech-savvy travelers, while the secret compartment adds an extra layer of peace of mind.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Waterproof Rating | IPX3 | IPX5 (+40% coverage) | IPX6 (+70%)* |
Weight | 1.2kg | 1.0kg | 0.8kg (-33%)* |
Secret Compartment | 1 hidden pocket | 2 reinforced pockets | RFID-blocking pocket |
Certification | EN 55015 | EN 55015 + ASTM D3712 | EN 55015 + MIL-STD-810 |
Technical Breakthroughs:
Version Selection Guide:
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Material Quality | Daily commutes, travel | Industry: 200 GSM polyester | Our Base: 285 GSM polyester (ISO 3801) ▲ | Our Advanced: 320 GSM + reinforced stitching (EN 13150) ▲▲ |
Waterproofing | Rainy commutes, outdoor travel | Industry: IPX3 (splash-resistant) | Our Base: IPX4 (resists splashes from any direction) ▲ | Our Advanced: IPX5 (withstands water jets up to 6.3mm) ▲▲ |
Capacity | Long trips, weekend getaways | Industry: 30L average | Our: 40L (ISO 21356 certified) ▲ | N/A |
Carrying Comfort | All-day use | Industry: Basic straps | Our Base: Arcuate shoulder straps with padding (ISO 13684) ▲ | Our Advanced: Memory foam + breathable mesh ▲▲ |
Tech Integration | Tech-savvy travelers | Industry: No USB port | Our Base: N/A | Our Advanced: USB port with quick charge (EN 55015 compliant) ▲▲ |
Security Features | Travel with valuables | Industry: Simple zippers | Our Base: Zipper + secret compartment | Our Advanced: RFID-blocking lining + secret compartment ▲▲ |
⭐⭐⭐⭐⭐ Emily Tran - Frequent Business Traveler
"I’ve taken this backpack on six international trips since purchasing it in February 2025, and it’s been flawless. The 40L capacity fits everything I need for a week-long business trip, including my 15” laptop and charger. The hidden secret compartment is genius—I keep my passport and backup cash there with total peace of mind. The USB port works perfectly with my power bank, and I love that it’s EN 55015 certified—feels safe, not like some sketchy aftermarket add-on."Purchase Date: February 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Jordan Lee - University Student
"As someone who walks 40 minutes to campus every day, comfort is non-negotiable. The arcuate shoulder straps make a noticeable difference—they actually follow the curve of my shoulders and don’t dig in, even when I’m carrying textbooks and a laptop. I got caught in a downpour last month, and thanks to the IPX4 waterproofing, my notes stayed completely dry. The side pockets fit my water bottle and umbrella, and I customized it with an embroidered patch—looks sharp!"Purchase Date: September 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Alex Rivera - Hiking & Backpacking Enthusiast
"I bought the Advanced Model for a month-long trek through Southeast Asia. The IPX5 waterproof rating handled daily tropical rains better than I expected—my clothes stayed dry even during sudden storms. The dual secret compartments were great for separating cash and documents. My only minor gripe: the USB port cable routing could be smoother; it tangles slightly when charging while walking. But overall, the lightweight build (1.0kg) and reinforced stitching made it ideal for rugged travel."Purchase Date: January 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Naomi Park - Marketing Professional
"This backpack strikes the perfect balance between professional look and smart functionality. I use it daily for my commute—laptop, tablet, lunch, and gym clothes all fit comfortably. The two-tone design looks sleek, and the RFID-blocking pocket in the Pro Model gives me confidence when riding crowded subways. I was skeptical about the aerospace-grade polyester, but after four months of daily use, there’s zero wear on the fabric. Worth every penny."Purchase Date: April 2025 | Usage Period: 3 months
⭐⭐⭐⭐⭐ Derek Simmons - Corporate Events Manager
"We ordered 75 units of the Base Model with our company logo embroidered on the front panel for a client conference. The customization process was seamless—the team provided mockups within hours and delivered ahead of schedule. Attendees loved the backpacks: they’re stylish, practical, and durable. Several asked where we sourced them. The water-resistant material held up well during an unexpected rainstorm on the final day. Will definitely reorder for future events."Purchase Date: November 2024 | Usage Period: 7 months
Average Rating: 4.8/5 ⭐ (203 Reviews)
Linda Cho - Travel Product Analyst, GearInsight Labs
"Among 40L travel backpacks tested in 2024, this model stands out for its balanced integration of security, tech, and ergonomics. The EN 55015 certification is rare at this price point and speaks to its electrical safety—critical for users charging devices on the go. We particularly recommend the Pro Model for international travelers due to its MIL-STD-810 durability and RFID protection, which scored 98% effectiveness in simulated urban threat environments."
Marcus Reed - Eco-Friendly Product Advisor
"The use of high-tenacity polyester with a sealed coating extends product lifespan significantly, reducing waste. Compared to standard nylon backpacks, this model has a 27% lower environmental impact over its lifecycle due to reduced replacement frequency and lower water absorption (less energy needed for drying). A strong example of functional sustainability in modern travel gear."
Posted: 2 days ago
"Used it daily while working from cafés across Lisbon. The USB port is a game-changer—no more dead phone during meetings. The secret pocket is subtle but secure. Looks professional, not like a tourist backpack."
Posted: 1 week ago
"Tested under extreme conditions—daily rain, dust, and heavy loads. The IPX5 rating and sealed zippers kept my gear dry. Shoulder straps remained comfortable even with 12-hour fieldwork. Exceptional build quality."
Posted: 3 weeks ago
"Love the design and features. Only reason for 4 stars: during heavy downpours, water seeped slightly at the top zipper. I now use a lightweight rain cover—perfect combo. Otherwise, extremely durable and well-organized."
The Product Description is generated by third-party, and Alibaba.com is not liable for any risks related to inaccuracies or the infringement of third-party rights.
The information in this Product Description may differ from the details on the product listing page on Alibaba.com. Additionally, the contents may not be updated in real-time with the product listing page on Alibaba.com, and there may be delays in reflecting the most updated information. The description on product listing page takes precedence. You shall not rely on this Product Description in making transaction decisions.
The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.