TheEvoc HipPack Race 3L Lumbar Pack is perfect for bike rides with little equipment. Thanks to the Venti Flap system you can individually adjust the distance of the hip pack to your back and the ventilation along the back panel. With the bladder included, you also have the perfect, small hydration pack. Evoc HipPack Race 3L Lumbar Pack Features Volume: 3L Includes a 1.5L Reservoir Weight: 350g + 130g Bladder Size: 28 x 18 x 8cm AIR FLOW CONTACT SYSTEM offers perfect back ventilation Accommodates hydration systems up to 1.5L Tool compartment (separate, quick-access) Back light clip Bottle holder Cellphone pocket Hipbelt pouch Hydration clip Key holder Magnetic clip Nutrition compartment More info