Perfect for all types of crafting materials - The Sculpey Tools Essential Tool Kit is perfect for use with all types of crafting materials including: polymer oven-bake clay, air dry clay, pottery clay and non-dry clay. The handles are made from polypropylene and are compatible with polymer clay. The tools are made of high quality materials and are durable for all types of clay projects from jewelry making, mixed media, sculpting and home décor! Sculpey Tools 5 in 1 Tool Set has 5 Versatile Tools in set - Blade - create lines, fine details and cut clay. Cone Tip Shaper - shape and smooth clay, blend seams, create textures and patterns. Chisel Tip Shaper - form thin lines and patterns, smooth clay and blend seams. Ball End - create indentations, concave forms and curled or wavy edges. Needle Tool - create lines, small holes, textures, fine details and patterns Storage block - makes keeping your heads organized easy and within reach! Tools of the trade - This tool set is perfect for all skill levels. These durable tools are easy to work with and clean with soap and water or use a baby wipe. These tools make great mokume gane impression tools for a unique design look!