Allforhome(TM) 4 Cavities Heart Square Round Oval Silicone Cake Baking Mold Mousse Cake Pan Muffin Cups Handmade Soap Moulds Biscuit Chocolate Ice Cream DIY Mold Food Grade Silicone; Heath Safe Material and Reusable; Heat Resistant Temperature -40 to +230 Centigrade (-40 to 446 F) Dimensions: 16*17*3.5 cm(6.3*6.7*1.4 inches) Cavity size(finished cake size):round cavity 6.7*6.7*3.1cm; oval cavity 8.0*5.5*3.1cm; square cavity 7.0*7.0*3.1cm; Heart cavity 7.0*6.5*3.1cm Dishwasher-, refrigerator-, freezer- and microwave-safe