NWT Williams Sonoma Junior Chef Oven Mitt Superior heat protection to keep your young chef safe in the kitchen. It's made of a high-quality neoprene called FLXaPrene™ that is heat-, water- and stain-resistant yet flexible and comfortable—and it goes into the dishwasher for cleaning. Sized for children 8 and over and smaller adults. Neoprene withstands extreme hot and cold temperatures, up to 500˚F. Stain-resistant, water-resistant and hygienic. Unique nubbed texture provides added insulation and a secure grip. Extendable cuff protects forearm Dishwasher safe. 10" long, 6" wide (13" long with cuff extended). Protects hands from steam and liquid burns, even when wet. Prevents stains that can harbor bacteria. Kevlar® stitching is resistant to high heat. Comfortable for both right- and left-handed use. Loop for hanging storage.