The Amazing Gripper Jar and Bottle Opener With the Amazing Gripper it is easy to open all jar's, even the ones that stubbornly will not open! Just place the Amazing Gripper over the lid and turn till you get a tight fit and then twist. The lid will come right off! Opens all cap's and lid's from 1-inch to 3.5-inches, also features a bottle opener. Very sturdy heavy duty plastic construction. Ideal for the elderly those with arthritis and all!