Ahead cap with integrated QuickClick holder for quick and easy attachment and removal of SmartPhone DryBag bags or the Ratchet Rocket tool case. Note: NOT compatible with the RideCases for iPhone 6/6 Plus, 6s / 6s Plus, 7/7 Plus, 8/8 Plus, X, Xs / Xs Max, XR, 11, 11 Pro / 11 Pro Max!