Upgraded design jar and bottle opener--Eight sizes of circular openings make the jar opener extremely convenient to open small and medium size lids(1-3 inches diameter), the hooks on the top can be used to open the large-size lids by breaking the air tightness, and can also be used to open the ring pull cans Effective and easy to use :The long handle provides sufficient leverage, rubber lining helps provide a firm grip on the lids and the indentations on the surface provides for a firm, non-slip grip between your hand, get the lids off smoothly even the stubborn ones Application tip:Both sides of the opener can be used to accommodate different sizes of lids, choose a suitable opening to fit the lid, use the third "opener ring" instead of the fourth for larger lids(No More than 3 inches) Easy storage and clean: Compact and slim, Easily put in your kitchen drawer or hang on hooks for quick access; made of high quality food grade PP and rubber, the jar opener rubber lining is easy to clean Great for your loved ones :This ingenious kitchen gadget makes a great living aid for seniors ,arthritis sufferers or anyone with low strength, It is perfect for your Mom, Dad, Grandma, Grandpa or friends if they struggle with jar and bottles How to Use: Please download User Manual on product details page