More informationThe durable HYDRATION BLADDER 1.5 for backpacks is BPA and PVC free. Easily detachable hose and valve increase water flow by 20%.Can be filled with cold or hot water (up to 60°C)Leak proof and easy to fill with SLIDE SEAL™Easy to clean all parts.Material with neutral flavor. 1.5 L. 130 g. 17x32x1cm