O.K Molds silicone butterfly cupcake decorating fondant gompaste supply M4827 Cavity size W 1 3/4 H 1 D 1/8 inch * This is easy to use silicone very flexible and non toxic. * Reusable, non-stick * Oven safe as well as microwave, freezer and dishwasher safe * You Can Use the oven till 400 degrees * 100% Brand New Our Food Grade Mold making Silicone is FDA compliant with CFR 177.2600