
New Arrivals School Bag Light Weight Waterproof Leisure Daypack Black College Laptop Backpack. Waterproof & Lightweight: Constructed from durable polyester with waterproof features, ideal for daily use and travel. Super Capacity Design: Spacious interior suitable for laptops, books, and sports gear, catering to students and travelers. OEM/ODM Customization: Supports custom shapes, materials, sizes, and designs based on client samples or drawings. Strict Quality Control: 100% visual inspection, reinforced stitching, and rigorous zipper strength testing ensure durability. Multi-Scenario Usage: Versatile design suitable for school, office, camping, traveling, and outdoor sports activities. Professional Manufacturer: Factory with over 10 years experience, 3 R&D engineers, and established QC systems.