Small: Fits a 6" & 8"  Cuisinel skillet
Large: Fits a 10" & 12" Cuisinel skillet 
Extra Large: Fits all Cuisinel Griddle & Grill pans
 
Silicone handle covers can go into the oven up until 350 degrees F. 
Please handle with care when putting the silicone handle into the oven, it will get hot.