A common problem when hammock camping is finding something to do with your straps if they are wet or have tree strap on them. This stuff sack is one solution to that problem. It's made from 1.1 oz silpoly which is waterproof. The bag has a separate compartment to keep your straps in while still allowing you to keep your hammock clean and dry. This stuff sack weighs .55 oz. Watch the video description for more info.