Basketball backpack design--- A drawstring waterproof backpack. The mesh bag is attached to the backpack by 2 buttons. Note: The mesh bag is stored in the bottom zippered pocket. Ample storage space---Drawstring backpack includes a oversize main compartment with a small zippered pouch for wallet and cell phone, a medium zipper closure compartment , two shoe compartments, two mesh compartments and a card window Premium material--The backpack is made of nylon and covered with waterproof coating, while mesh bag is made of 80% polyester and 20% spandex, wearable and durable Widely Apply--The basketball backpack is suitable for gym, yoga, hiking, camping and other outdoor activities. The backpack can hold some portable electronics and all kinds of small sports equipment, such as elastic band, grip strength device, healthy abdomen wheel. The mesh bag can hold many kinds of ball like basketball, football, etc