Watery sea bag - Swim&Run 35L - OrangeAn innovatively designed inflatable sea bag with detachable shoulder, waist, and chest straps that makes the Watery Swim Backpack 35L usable for both open water swimming and a long hike all in one go. Fill up the bag in the large centre compartment, put it on your back, run or hike to your swimming area and then convert the bag into a regular inflatable sea bag. This special feature makes it one of our most popular sea bags Is it a long walk or bike