Protect your maps from rain or surf in these tough transparent cases that close with a wide-track waterproof zip seal. Corner D-rings attach to kayak deck, canoe thwart, backpack, or bike. Available in three sizes. #2
Medium:
Dimensions: 12 x 16 in / 30 x 41 cm.
Weight: 5.0 oz. / 130 g.
Prop 65 D (BPA): This product can expose you to BPA (bisphenol-A), which is known to the State of California to cause birth defects or other reproductive harm.
https://mtn-sports.myshopify.com/pages/prop-65-frequently-asked-questions