This fully waterproof map case is exceptionally resistant to the demands of the trail. Totally welded construction and a super strong ziplock closure provides fully waterproof and dustproof performance. The PVC-free TPU material is strong, durable, flexible and resistant to UV and extreme cold – so it can be folded numerous times for pocket storage without cracking or discolouring. Designed with a detachable neck strap and corner anchor points for versatility, the Sea to Summit TPU Guide Map Case makes map reading a little bit quicker and easier than it used to be.