Size: 12.5 x 8.5 x 17.7 inches. Celvetch basketball bag backpack has a separated shoe compartment with vents to keep your bag clean and ventilate. Above the shoe compartment is the innavidual ball compartment. On the top is the main compartment, which can hold jerseys, wallets and other basketball accessories. 2 mesh side pockets for your water bottles and towels (NOTE: The size of the shoe compartment is larger than the regular basketball backpack, so it can organize shoes of extra large sizes). The backpack is made of the tear resistance and water-resistant fabric; The padded bottom panel is tough and abrasion-resistant; The reflective patch increases safety in dark environments; The adjustable buckle on both side of the bag for tight the bag to keep items in place from shaking. It is also comfort to carry. Widened padded shoulder straps with sternum straps to distribute the load and reduce the pressure on the back, and the ventilated mesh padding of the back areas ensures comfort even during long hours of carrying. More than just a basketball bag, Celvetch sports backpack fits soccer ball, baseball, volleyball and more. It combines the functions of sports and travel very well, is suitable for indoor and outdoor activities, can be used as a travel, gym and daily backpack