Doubleton Backpack Size:One Size stick with size medium or

stick with size medium or M

Leak-proof cap is easier to open and close

and the boot's slip resistance meets the new ASTM standard

fused construction that won’t delaminate (we guarantee it)

Doubleton Backpack Size:One Size stick with size medium orThe JanSport Doubleton Backpack is a great everyday pack for all ages and makes for an even greater school bag for students. This versatile pack leans toward the larger side. The Doubletons twin outer pockets are a fresh take on pocket placement. Inside, the main compartment's padded back and sleeve make for a safe and cozy laptop. Internal padded 15" laptop sleeve Dual side water bottle pockets Straight cut, padded shoulder straps Webbed haul handle