MULTIPLE SIZES GRIP: Adjustable sizes of circular openings make the jar opener extremely convenient to open a wide variety of lid sizes.( 1-7.5 cm) EFFECTIVE AND EASY TO USE :The long handle provides sufficient leverage, rubber lining with ANTI-SLIP streaks 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 even the stubborn ones frustration-free and smoother. APPLICATION TIP:Both sides of the opener can be used to accommodate different sizes of lids,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. PERFECT GIFT FOR YOUR LOVED ONES :This ingenious kitchen gadget makes a great living aid for seniors ,arthritis sufferers or anyone with low strength, It is the perfect gift for your Mom, Dad, Grandma, Grandpa or friends if they struggle with jars.