The Explorer duffle bag is made from waterproof 1000D PVC with YKK zips and strong webbing handles. The bottom is double skinned for extra protection, so it doesn?t matter if it slides around a bit. 65L of storage, allows you plenty of room to pack and adjustable sides means you can compress the bag to make it a bit smaller. Inside the lid has a small separate storage area for anything you want to keep handy.