Tired of unreliable suppliers delivering low-quality backpacks that leak or tear? As a purchasing manager sourcing for schools and retailers in the USA, get durable, waterproof school backpacks that meet ASTM standards, with factory-direct
Tired of unreliable suppliers delivering low-quality backpacks that leak or tear? As a purchasing manager sourcing for schools and retailers in the USA, get durable, waterproof school backpacks that meet ASTM standards, with factory-direct pricing and delivery in 15-20 days.
Get Free Quote in 24hAs a corporate purchasing manager or operations director in the USA, you know the stakes are high. School backpacks must withstand daily abuse from students while keeping books and laptops dry. Yet, common suppliers fall short.
Ready to cut these costs? Scroll to our solutions.
With 30 years in backpack wholesale, Tianshangxing Bag Leather Goods Co., Ltd. is China's leading OEM/ODM waterproof school backpack supplier. Our Baigou factory (world's backpack capital) produces 500,000 units/month, shipping to USA ports in 15-20 days via optimized sea/air routes.
| Feature | Specification |
|---|---|
| Material | 1000D Polyester with PU Coating, Waterproof Rating IPX6 |
| Capacity | 18-30L, Laptop Sleeve up to 15.6" |
| Dimensions | 17x12x6 inches (customizable) |
| Weight | 0.8-1.2kg |
| Zippers/Hardware | YKK #5, Nylon Webbing Straps |
| Certifications | ISO 9001, CE, RoHS, CPSIA, ASTM F963 |
| MOQ & Pricing | 500 units, $4.50-$7.99/unit (volume discounts) |
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For USA K-12 schools: Brooklyn District Schools ordered 5,000 custom waterproof backpacks – zero returns in year 1, saving $12k on replacements.
Retail distributors: A Texas wholesaler cut shipping costs by 28% with our consolidated FCL shipments, boosting margins on Amazon sales.
Minimum 500 units per design. Samples available for $50, credited toward bulk order.
IPX6 tested (1m submersion), TPU seam-sealed, PU-coated fabrics. 2-year warranty against leaks.
Sea FCL (15-20 days, $2.5/unit), Air (7-10 days). DDP Incoterms available.
Yes, full design team. Pantone matching, embroidery/printing included.

T/T 30% deposit, L/C, PayPal for samples. USA bank wires supported.
24/7 tracking, defect replacement within 90 days. Full compliance docs provided.
Contact us – pay shipping only for 2-3 samples, MOQ order waives it.
"Best waterproof school backpack supplier we've used. Cut our costs by 35% and quality is top-notch. Fast delivery too!"
"Durable, fully waterproof, and compliant. Students love the design. Tianshangxing is our go-to supplier now."
"OEM service exceeded expectations. High-speed delivery saved our season. Recommend for all USA importers."
"No leaks even in rain! Factory direct pricing beat everyone. Full 5 stars."
"Quality assurance is real here. Custom designs shipped fast to LA port. Game-changer for our supply chain."
Act now – stocks for Q1 2026 filling fast. 100% money-back guarantee if not satisfied. Privacy protected – see our policy.
TIANSHANGXING BAG LEATHER GOODS CO., LTD
No. 12 Yanling Road, West of Xingsheng Street, Baigou Town, Baoding, China
Phone: +86 18031277371 | Email: sales001@baigouluggage.cn
30+ years in luggage manufacturing, former consultant to Walmart suppliers. Expert in USA compliance & supply chain optimization.
This article draws from Tianshangxing's internal data and industry reports (e.g., Statista Backpack Market 2026). For inquiries, contact above.
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"Switched to Tianshangxing for waterproof school backpacks – quality up 40%, prices down 32%. Delivered on time for back-to-school rush." – John M., Supply Chain Mgr, USA Retailer
"OEM customization was seamless. Backpacks passed all USA safety tests. Highly recommend this supplier." – Sarah L., Operations Director, School District