1 half-size Flexipan mold for baking and freezing; fits in a half-size (13 inch x 18 inch) sheet pan (not included) 18 dog-bone cavities, each 2-3/4 inch x 1-3/8 inch x 1/2 inch high (72 millimeters x 35 millimeters x 14 millimeters high) Volume each cavity 0.68 ounce (20 milliliters) Blend of silicone and fiberglass (smooth on interior of mold, texture of woven fiberglass on exterior of mold), with anti-adherence and flexibility for easy release Temperature resistance -40 to 500 degrees Fahrenheit (-40 to 260 degrees Celsius)