Premium USB Waterproof Business Backpack – Large Capacity & Expandable

Military-Grade Durability
– Crafted from high-density polyester with reinforced stitching, offering tear-resistant and waterproof protection for daily commutes or outdoor travel.
Integrated USB Charging Port
– Built-in cable management and external USB port for seamless device charging on the go, compatible with power banks (included).
Expandable 30L+ Storage
– Smart zipper expansion adds 20% more space, featuring a padded laptop compartment (fits 15.6"), multiple pockets, and anti-theft hidden zippers.
Ergonomic Comfort Design
– Breathable mesh shoulder straps, cushioned back panel, and adjustable chest strap for all-day comfort during business trips or campus use.
Professional & Versatile
– Sleek minimalist style transitions effortlessly from office meetings to weekend getaways, with a water-resistant base for wet surfaces.
Bulk Order Advantage
– Direct factory pricing ensures the lowest wholesale rates for global resellers – stock up on this high-demand unisex backpack today!