Packaging: 8 Pack jar opener gripper pads(4 Round and 4 Square)
Size: Round Jar openers diameter 12.5 cm/4.9 inch,Square Jar openers length 12.8 cm/5 inch
Easy to Use: Place the bottle opener on top of the bottle cap and grip the rotating cap to open it
Function: Using Jar Opener can greatly increase the grip on bottle caps, making them easier to open, especially suitable for weak hands and elderly people with arthritis