Camelbak Mini M.U.L.E. 50 oz Camelflage Backpack - 900 Camo/Multi-Coloured, N : Amazon.co.uk: Sports & Outdoors
Unigear Hydration Water Bladder Reservoir - BPA Free - FDA Approved and Taste Free for Backpacking, Biking, Hiking and Camping (3L, Blue) : Amazon.co.uk: Fashion
Camelbak LOBO with 3 Litre Crux Reservoir : Sports Hydration Pack by CamelBak (LOBO-3L-Pack)