The Cell Phone Ring Holder features a flexible joint and invisible spindle that gives you the ultimate flexibility to adjust your phone in any viewing angle. It has multi-functional feature, protects your phone, allows you hands-free while accessing your phone as a kickstand for phone, and serves as a car mount. The protective rubberized finger grip phone holder allows a perfect fit for most car air vent, while this vent ring compact on most smartphones, tablets, and phone case. Stick these phone rings grips and stand to the back of your device or the new case. Ultra firm, sticky grip attaches on your devices solidly to ensure safety. 1 1/4"