RED (Revolutionary Essential Depot) Silicone Soap Mold, Natural Color, No Colorant/Pigments used in manufacture! The Revolutionary Essential Depot (RED) Silicone Soap Mold is four to five times thicker than traditional silicone molds, and is the first silicone soap mold strong enough to withstand thousands of uses. In addition, it is engineered to provide years of easy service, and sized to make soap loaves that can be cut into 11 one-inch bars. Made of finest grade silicone with following specs: Temperature ranges from -40 to 536 degrees Fahrenheit. Will retain its shape after thousands of uses. Dimensions (Inches): Interior: 11.25(L) X 3.25(W) X 3.70(H) Exterior: 11.75(L) X 3.75(W) X 3.941 (H) Wall thickness: .25 inch; Bottom thickness: .24 inch. Designed to make a 4 lb to 6 lb 11.25 inch long loaf of soap. You determine the height of the soap when you fill the mold. Learn more here: http://www.essentialdepot.com/servlet/the-668/Silicone-Soap-Mold–dsh-/Detail