The Mod iPhone 14 Plus Case features a Single Rail Mod system which is compatible with Bellroy Mod Phone Cases and Wallets. This system uses one locking groove and a magnetic array to let you securely snap the Mod Wallet - Single Rail System to the back of your Mod Phone Case. This stylish case has a super slim profile, soft microfiber lining, chamfered edges, and an eco-tanned leather finish.