This fluo bright waterproof rucksack is designed for both work and leisure use; Made of 600D waterproof polyester; 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. ISO20471 compliant fabric offers great visibility.