1.Food grade stainless steel: Our cutter is made of highquality food grade stainless steel, which is and nontoxic, has strong rust protection properties and is robust and durable. The stainless steel is easy to cut. All types of dough can be washed by hand or cleaned in the dishwasher, which is very practical and meets your use requirements. Tips: Please clean each cutter before first use. 2.Package includes: Our cookie cutter set contains a total of 9 numbers. They are all made of food grade stainless steel, and durable. The size of each number is about 7 cm, so you and your children can experience the joy of DIY baking. Use it to create special numbers and teach children numbers, so children can make biscuits themselves and easily make their favourite shapes. 3.Reusable: Our letter cutter is made of highquality materials and is very easy to clean. When cleaned and dried, it can be reused. Reusable many times, so you can always enjoy the fun of selfbaking while saving money. 4.Learning when baking: with this cookie cutter, you can cook with your children and teach them numbers while baking delicious meals. By entertaining number education, you can improve your children's counting skills. It is an ideal way to inspire children to count and bake. It can also improve parentchild relationship.