This reservoir with Thermal Control insulation turns any pack into an all-season 70 oz hydration system. This reservoir with Thermal Control insulation turns any pack into an all-season 70 oz hydration system. Key Features The brand new Crux Reservoir delivers 20% more water per sip and with an ergonomic handle for easier refilling. 10mm closed cell foam reservoir insulation. Insulated tube and bite valve cover. Attachment points. Large adjustable carry loop. Dimensions and Weight 37 cm x 10 cm x 23 cm 140 gr Material Composition 100% Woven Poly