Refill transparent silicone overlay to make Hot Stuff Everyday Mitt. Includes one red silicone oven mitt overlay to make a designer silicone oven mitt with your favorite fabrics using ATB212 Hot Stuff Everyday Mitt pattern. Note that instructions for ATB-212R, ATB-212G and ATB-212T are the same – once the customer has one of these patterns, they can use it to make mitts in any of the colors. 100% food grade silicone, heat resistant up to 450 degrees.