Classic Fragrance Wax Melt Collection is made of soy wax, which is creamy and smooth, combined with rich colors and the finest home fragrance. Our proprietary soy wax holds a high fragrance load, providing a strong and clean throw compared to traditional waxes. They can be used in our wide variety of fragrance warmers. 2.5 oz wax melts have a melt time of 30 hours.