thermoplastic polyurethane Lightweight waterproof accessory case protects valuables from water and dirt when on the trail, on the river, or traveling Reliable roll top closure with triple fold and double hook-and-loop fastener provides fully waterproof and dustproof performance Touchscreen device compatible; meets IPX8 testing standards of being waterproof at 10 meters for 1 hour PVC-free TPU material is strong, durable, flexible and resistant to UV exposure and extreme cold; will not freeze or crack Large case measures 8.5 x 6 inches, weighs 1.2 ounces; includes neck strap and features top anchor points for attachment to a bag or pack