PEPPERMINT AND EUCALYPTUS - Maximum Scented 4oz Soy Heart Melts Premium quality natural biodegradable soy wax from American farms. Uniquely crafted by hand for maximum scent capacity that will last for 190+ hours. Mini hearts soy wax melts are gift packaged by hand with love and care. Will work in any scented wax tart warmer. Dye free.