Funny & Fashion Piano Keys and Music Notes Sport Ball Drawstring Backpack, Basketball Drawstring Bags Backpack - 16.5"(W) x 19.3"(H), Twin-sided Print Material: polyester fabric Dimensions: 16.5"(W) x 19.3"(H) One adjustable padded backpack strap for easy and comfortable carrying Twin sides printing, the inner facing side is BLACK The front side is the same to the back side