Buy from Amazon.co.uk : http://www.amazon.co.uk/gp/product/B002M3V2KU?tag=jardineriap05-21

TYR Alliance Team Backpack Multi-Coloured Black/Purple Size:34 x 25 x 47 cm 38 Liter

Large Swimming Rucksack
Multiple zipped pockets
Robust waterproof underside
Large capacity for a whole training Equipment
Spacious mesh pockets for wet items or water bottle