Sonik Sea Fish Bag, Protect and safely transport your catch with this spacious fish bag. It is really two bags in one; the outer bag being constructed from HD 600D PVC backed Oxford polyester material. This bag closes via the anti-corrosion salt-water resistant zipper and has reinforced carry handles and an adjustable shoulder strap. The inner bag is constructed from easy-clean PVC and is heat sealed to be completely waterproof. The top of the inner bag can be rolled and secured shut for an airtight seal for easy transport of your catch.