On quick rides, the Utility Hydration Pack - Medium, provides a minimal storage solution for hydration and essential riding gear. FEATURES 2L HydraPak® reservoir Fleece lined pockets for valuables Key clip Magnetic hose retention Reflective trim Removeable waist strap Helmet loop secure helmet while not in use 450D polyester diamond ripstop tpu face DIMENSIONS 37 x 20 x 7.5 cm Storage: 7.5L Water: 2L