Polymer clay is a versatile medium that’s perfect for beginners and professional artists alike. This Polymer Clay Set of 42 Colors + Tools & Accessories includes: 42 brightly colored 1 oz. (28 g) bars that are perfect for making jewelry, fashion accessories, and home decor items. Your projects will retain their vibrant colors even after baking to a solid finish. Simply heat the oven to 266°F and bake your piece for about 15-30 minutes. Mix colors together to create custom shades or swirl the colors to create a unique effect.