Prang crayons are made from a unique soy bean formulation. These crayons are made from 100% renewable resources and do not include paraffin wax. This formula makes our crayons brighter and smoother than ordinary wax crayons. All prang crayons are AP certified non-toxic. Each box includes 8 crayons. Sold as 12 boxes for a total of 96 crayons.