Sculpey Premo is perfect for the more experienced clay or artist! Sculpey Premo is soft enough to blend easily but firm enough to hold fine detail and for specialized techniques. This pack is a mix of popular Sculpey Premo clays! Sculpey Premo is flexible, very strong and durable making it the perfect choice for advanced techniques like caning, mokumegane and mica shift. Stays soft until baked – Does not air dry. Remains soft until it is baked in your home oven. Extra clay can be stored and reused - won't dry out! Great for a variety of projects such as: jewelry, DIY home décor, mixed media and more! Safe and nontoxic! A creative way to stretch your imagination, Sculpey Premo multi-pack 24-piece is perfect for making home décor, holiday ornaments, jewelry and functional items you use every day. After conditioning, Sculpey Premo clays are firm enough to hold fine detail yet soft enough to blend easily. This Sculpey Premo™ Multi-Pack features 24, 1-ounce bars in vibrant, original colors, including: Pomegranate, Burnt Orange, Orange, Cadmium Yellow, Sunshine, Bright Green Pearl, Spanish Olive, Forest Green, Peacock Pearl, Turquoise, Pale Blue, Navy, Purple, Purple Pearl, Burnt Umber, Black, Silver, Gray Granite, Antique Gold, Gold, Ecru, Translucent, Pearl, White. Details: Includes assorted colors 1.5 lb. (681 g) net weight 24 pieces (1 oz. / 28 g each)NontoxicDoes not air dry Instructions:Bake at 275°F (130°C) 15 minutes per 1/4" (6 mm) thickness. Do not exceed the temperature or recommended baking time.