Minimalist Map Case MediumMinimalistic Map Case Medium is a waterproof map case with internal dimensions 302x297 mm that fits maps in size M30. It is made of a lightweight TPU material that is also touchscreen compatible and has a ziplock closure. The map case is transparent on both sides and can be attached to your kayak or backpack. Waterproof map case M30 in light material with ziplock closure Minimalistic Map Case Medium is made of a light 0. 2 mm TPU PU material with