Sewafox Unisex Casual Backpack Short Distance Travel Hiking Backpack Outdoor Lightweight Sports Backpack

Material: The outer layer of this backpack is made of nylon fabric which has waterproof properties and the inner layer is made of polyester The fabric is soft and scratch resistant making it less likely to leave marks when commuting on the subway or hiking outdoors while also being practical Detail design: This backpack features a two-way metal zipper that is smooth and non laggy. The top of the backpack is equipped with a portable handle which can be carried by hand or shoulder The bottom of the backpack has been thickened to make it more stable when placed and extend its lifespan Backpack design: widened and thickened shoulder straps filled with high elasticity sponge paired with breathable mesh fabric to distribute shoulder pressure and can be carried for a long time without burdening the shoulders.syi