3PCS Stainless Steel Finger Thumb Ring Bottle Open Opener Bar Beer Tool Gifts Features: 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 open beer Never again be caught without an opener, save a fortune on dental bills and key-cutting Finger ring design, easy to use Used to open the beer bottles, easy to carry Material: Stainless steel Inner Diameter:20-22mm Applicable gift occasions: Advertising and promotion, Business gifts,Trade fairs,Public relations planning. Did not like the ring on the finger sleeve, there must be a gap to open the bottle Interface has traces of welding is normal, because it's not easy to polish, which is process issues, not quality problem Product maintenance: If you don't use it for a long time, please wash it and use a cloth to dry it Package included : 3 x Stainless Steel Opener