Milky Way Conch Soap Mold - Makes 3.25 oz Bars. Dimensions: 3.5 x 3 x 1.25 Not only do conch shells make excellent homes for sea snails, they make a great wind instrument, too! The Conch Soap Mold is perfect for beach themes and trips to the seashore. Material: Clear PVC (Not Approved for Food Contact) Care: Wash in warm, sudsy water. Please avoid the dishwasher because that can warp your molds or make them brittle. Maximum Product Pour Temp: 145F. If you pour at a hotter temperature, your mold will likely warp.