Keep your map and other essential documents safe with the Sea to Summit TPU Guide Map Case. This dust, stain, crease, freeze, and waterproof case is made from lightweight thermoplastic polyurethane (TPU) that resists abrasion and protects against harmful UV radiation. Stitch-free welded construction and a heavy-duty Ziploc. closure prevent moisture intrusion even when submerged. With a detachable neck strap and attachment points on each corner, the Sea to Summit TPU Guide Map Case keeps you on track no matter what challenge lies ahead.