DayMark Conventional-Style Oven Mitt, 15", Large Exterior finish allows the glove to be wiped clean or rinsed off in the sink Handles 450F; NSF certified Exterior barrier resists flame, liquid, and steam Protects against common, annoying, costly burns he insulation in the mitt is 100% cotton terry that has been scoured, tumbled dry and heat set to eliminate 97% of the shrinkage