Size: 7.5 cm by 8.8 cm (2.9" by 3.4") Suitable for Cookie dough, Fondant, Craft Clay, Biscuit dough, Sugarcraft 3D printed. Compatible with Dishwasher. Suitable for 5mm dough thickness (1/5 inches). For easy release of dough, remember to coat the cutter with icing sugar/ flour before cutting. Use non-raising dough recipe to get the best looking cookie! Bakerlogy cookie cutters are designed for 5mm thickness of dough; also suitable for fondant, clay, and sugarcraft. Use recipes free from raising agents because they will make the cookies bloated and deformed after baking.