Protect the inside of the pocket and the card slot is waterproof zip. Clear windows and Onsuno specification wallet carabiner also with.
Even Onsuno and outdoor, I want to use the same kind of functionality of the wallet from what you are used to. But, that I always use what is vulnerable to snow and water .... Such to you, in addition to the coin pocket and card slot, recommend JPN Zip Pass Wallet with a tough detail, such as waterproof zip. In carabiner and clear pocket, it is perfect to use at the time of riding.
Zip Pass (Japan)
1 (800) 409-SNOW