2025 Customized adult business backpack

Detail attribute： 1、Product Name: 2025 Customized adult business backpack 2、Product NO.: ECB-01LB-A01005 3、Exterior Fabric: Waterproof leather film Oxford 4、Interior Fabric:Polyester 210D 5、Product Color: Black/Grey/Blue 6、Product Size: 32*48*18(23)cm   Adult backpackProduct Description： 1、The main material is Waterproof leather film Oxford, lining is Polyester 210D, thickened portable handle； 2、The front two zipper bags have a pen bag and a mobile phone bag inside for convenient storage, a USB adapter cable is provided on the right side, a water cup bag is provided on the left side, and the back is thickened with a sponge permeable mesh fabric module,special trolley box insert on the back easy to carry and travel； 3、The first layer of the interior can accommodate 17 inches of laptop computer, tablet computer, the second layer has a zipper bag, mobile phone bag, can expand the zipper layer; 4、Can customize the customer logo, support multi-color heat transfer, monochrome s…