Usage Tips:1.PERFECT FOR THE ELDERLY, ARTHRITIS AND WEAK-HAND SUFFERERS: This bottle and can opener is the ideal assistant for the elderly, sufferers with weak hand strength and rheumatoid arthritis. No need for much effort to open bottle and no need for help from anyone. Provides the strength and leverage needed to open lids and caps effortlessly.2.PROTECT YOUR HANDS Open water and soda bottles smoothly. Easily twist off screw caps with a simple twist. Clamp down on food seals to instantly remove ring pull tabs. Hook onto sealed canned foods to simply peel back the metal tab saving your fingers.3.MULTIFUNCTIONAL: Our opener works on multiple product, like Water and Soda Bottles both large 2L and small, soda cans, beer cans, canned food cans, it also work on ring pull tabs.4.DURABLE AND ERGONOMIC DESIGN: Our bottle and can opener is designed to be ergonomic to open lids of water bottles, soft drink bottles, soda and beer cans, and food pull out can lids. It is easy to use, especially for the elderly, arthritis and weak-hand sufferers. Only need to place the cap grip opener onto the cap and turn, you can open pull tabs or unscrew caps quickly and effortlessly.