The hydrapak seeker 2l ultra light storage system the great outdoors just got greater the seeker 2l is hydrapakrsquos ultra light durable water storage system for camping backpacking you name it it collapses down to the size of a fist attaches to your pack or hangs from a tree you can freeze it to use as an ice pack or fill it with hot water to keep you warm hydrapak seeker 2l ultra light storage system features ultra light water storage solution for camping hikin