A waterproof accessory case that's exceptionally resistant to the demands of the trail or the river, Sea to Summit's TPU Guide can be used again and again without cracking or discoloring. Meets IPX8 testing standards for being waterproof at 10 m 32 ft. for 1 hr. waterproof enough for brief submersion for electronics. Made from high strength PVC free TPU thermoplastic polyurethane material for strength, durability, flexibility. Secures with triple fold and double Velcro closure for waterproof and dustproof performance. Designed with die cut anchor points at the top corner for versatility. Convenient neck strap included. Freeze proof will not crack in extreme cold. UV resistant. Crease resistant can be folded numerous times for pocket storage without cracking or discoloring. Totally welded construction no stitching for waterproof performance. A touch screen device will work inside the case. Dimensions: 5 x 4 in. 12.7 x 10.16 cm.