When all you want is water. CamelBak's most minimalist bike pack holds a 1.5L Antidote reservoir in a narrow profile that maximizes your range of motion. Super lightweight with one small front pocket and reflective strip for early morning and evening safety. Specifications: Hydration Capacity: 50 oz / 1.5 L Total Capacity: 1.5L Reservoir Total Weight: 5.6 oz / 0.16 kg (pack only) Dimensions: 12.625 X 9.25 X 3.5 in / 32 x 23 x 9 cm Torso Length: 11 in / 28 cm Empty Reservoir Dimensions: Air Mesh Materials: LightWeight Mesh