Waterproof Expandable Hard Shell Backpack with Usb Charging - Large Capacity Black - 162 Light Gray Medical Supplies • Adjustable colour temperature ranging

• Adjustable colour temperature ranging from 3500-6000k

and waste from concrete

durable finish

strong bearing capacity

Waterproof Expandable Hard Shell Backpack with Usb Charging - Large Capacity Black - 162 Light Gray Medical Supplies • Adjustable colour temperature rangingFeatures: Material: ABS 900D strong film, EVA, polyester Function: waterproof, with USB charging hole, shock resistance, capacity expansion, cut resistance, dry and wet separation Accommodates computer size: 17 inches Design of USB charging interface on the side of the bag Widened and thickened handle design, comfortable and durable Two way zipper, more convenient to open and close Side handle design, a variety of carrying methods Expandable design,