Brand new Rafting Bag Dry Bag Waterproof Travel Bag Backpack Type 5L and 10L .This Rafting bag has removable strap if demount the strap it can be used as a waterproof bag of 10 liters.The length of strap is adjustable to suit your size need.Very simple to use just align the sealing and fold three times or more around the stiffening blade then buckle up can be done.Durable it is a must for outdoor drifting, camping, fishing, etc.Light in weight easy to carry.