One main compartment with inside separation | Internal pocket for MP3 / iPod with rubber outlet for earphones | 2 side mesh pockets | Front expandable pocket to fit a standard ball / helmet | Webbed carrying handle | Adjustable padded shoulder straps | 25mm reflective strips on three sides | Waterproof 600D Polyester | Dimensions: 42H x 28W x 15D cm | Capacity: 23 litres