Prepworks by Progressive Jar Grips - Set of 3, GT-3236, Multi-Purpose, Bottle Openers, Jar Gripper, Lid Opener OPEN STUBBORN JARS OF ALL SIZES: Three durable jar grips provide superior grip when opening stubborn jars and containers of all sizes THREE DIFFERNT SHAPES: Comes in three individual shapes and colors for every kind of jar INNOVATIVE DESIGN: Teal square and green round flat grip for large jars and red cone shaped ribbed grip for smaller bottles and jars MAKES OPENING JARS EFFORTLESS: Takes the effort out of opening jars and removing lids HAND WASH: Thes Jar Grips are made of rubber and please hand wash