To keep hydrated when you are active out on the water is an important part of staying safe. That's why Baltic has developed the Hydration Pack that fits all our life jackets with a pocket on the back for a soft water bottle. Suitable for Canoe Hydro, X4, SUP Elite and Extreme., , With the Baltic Hydration Pack, you get 1L of fluid out on the water with you. The bottle is free from BPA and PVC and can handle temperatures up to 60 degrees. Easy to take apart and wash.