Hydration backpack backpack capacity 18 liter pack volume 3 litre materials 630 d nylon 70 d nylon suitable for men chest strap with chest strap hip belt with waist strap additional fastenings helmet holder carry handle top special features intergrated rain cover compression straps padded back series dakine bike weight 11 kg height 48 cm width 27 cm depth 20 cm please note please note the different colours of each offer