Pearl Premo! Sculpey boasts a combinations of strength and beauty - an artist s dream come true! After conditioning this oven-bake clay is soft enough to blend easily but firm enough to hold fine detail. Perfect for specialized techniques like: Caning Mokume gane and Mica shift. Premo! Sculpey can be easily baked in a 275 degree oven (for 30 minutes per 1/4 inch of thickness) to create a strong durable finished piece that retains flexibility. One 1 pound bar of Premo! Sculpey clay in pearl per package.