The Joy of Home Cat Bread WarmerHow to use: put in a microwave oven at 700 W for 1 2 minutes OR heat in the oven for 10 minutes at 180 . Remove bread warmers with potholders; place bread warmers in breadbasket; and lay sliced bread on top of bread warmers during meals. Between meals, use it as a trivet or hang it in your home as whimsical dcor accessory. Handmade in Italy. Length: 7" Width: 4" Height: 0. 25"