Just a few ounces can mean the difference between winning and losing a big money tournament. It's proven that placing fish in insulated bags with ice maintains the original weight. Washable bag is UV-resistant, has a double-sided zipper and folds into a compact size for storage. Made of 3/8 thick closed cell foam. Heavy nylon webbing handles hold even the biggest fish. Hook 'n' loop strap keeps the folded bag in its compacted size.