Oven Gloves is perfect for baking and cooking high quality material, with a comfortable fit. Five-fingered flex-grip. For left or right hand. Withstands extreme heat up to 540 degrees F. The Oven Glove is perfect for the kitchen, barbecue and handling hot surfaces around the house. The Oven Glove exterior layer is made of heat and flame material used by firefighters. Interior layer of soft double knit cotton. Machine washable. The tough exterior of this glove forms a thermal isolation barrier, slowing the temperature increase in the interior layer of soft double knit cotton. When exposed to an open flame, the outer layer of glove does not catch fire and does not melt. Classified UL: Protective kitchen apparel as to heat and flame resistant only. Maximum surface temperature 540 degrees F.