The Good Grips Jar Opener with Base Pad by OXO has a soft, non-slip handle that absorbs pressure and cushions arthritic hands. The sharp stainless steel teeth firmly grip the lid of a jar, allowing the user to easily open any size jar with less effort. The Good Grips Jar Opener with Base Pad by OXO is easy to use for opening twist-off lids from 1/2 to 3-3/4 inches in diameter. The contoured, non-slip handle provides better grip and increased leverage. Place the non-slip pad under the jar, slide the jar opener over the lid, and twist counterclockwise to loosen the lid. The base pad keeps the jar in place, reducing the force required to open the jar. The long built-up handle provides increased leverage for twisting jar and bottle lids open with less pressure on the user's hands and finger joints. The manufacturer recommends hand washing the base pad, but the opener is dishwasher safe. The Good Grips Jar Opener with Base Pad by OXO helps users with arthritis to open all sizes of jars with screw on lids. OXO kitchen tools are recognized by several national and international organizations for superior design, ultimate comfort, and ease of use. The OXO Good Grips line was originally engineered to assist the inventor's wife with her arthritic hands. OXO is the leading kitchen tool supplier to the world's gourmet kitchens. Good Grips Jar Opener with Base Pad by OXO Specifications: Measures: 9 inches long, 5 inches wide, 1 inch high. Materials: Stainless steel, plastic & Santoprene. Model: 1173600. Weight: 4 oz. Care: Dishwasher safe.