Stainless Steel Finger Ring Beer Coke Bottle Opener Dexterous 10 Pack This truly marvellous innovation fits snugly onto your finger, enabling you to pop open caps as if by magic. Simply place your hand over the bottle, fit the cap under the ring, and with very little effort. Very smooth, no burrs or sharp edges. Stainless steel. Never again be caught without an opener, save a fortune on dental bills and key-cutting!