Description from Amazon: Dexas high-heat resistant silicone mitts with raised nibs are specially designed to protect hands while handling hot items. With up to 500 degrees F of heat protection, the mini mitts are perfect for use with ovens, grills, stove tops and counters. Mini mitts can be used right or left handed. Safe for use near stovetops and indirect heat. Dishwasher safe. 4.3x2.4x3.9”. These mitts are used but still in good condition.