Convertible design: When you carry it,it is a backpack bag, when you need it is pinic blanket
Dual ways Open -- Easy access drawstring opens like a duffel bag,side zipper open for pick things like water bottle
Durable -- Made with Blue 420D Cellular grid Nylon Anti-scratch fabric,more thick,more durable. This Bag will Last for Many Years
Capacity -- Front pocket for phone/wallet & other little items, -Two layers inside main pocket make it like multi-compartment for shoes / baseketball / football / even for 11-14inch Macbook laptop chromebook ultrabook etc