Introducing our 4 piece Jar Opener Gripper Pad These 5 in. square multi - function anti - slip coasters are made of high - quality silicone. They are flexible, durable, and resistant to high temperatures. With a textured surface, they offer excellent anti - slip performance. Using them is a breeze: just place the gripper over the jar lid and twist. They are perfect for opening lids on bean cans, beverage bottles, and airtight containers. Besides being a great bottle opener, they can also serve as kitchen place - mats, insulated coasters, or anti - scald handle pads. Their small size and lightweight design make them easy to carry, ideal for travel. They are a must - have for the elderly and people with weak hands, and can also add a touch of color to your kitchen. Color: Gray.