NON-STICKY MATERIAL: No smell, non-toxic, non sticky, non greasy, 100% Safe Environment Friendly. The Texture is soft, elastic, comfortable and not greasy which protects the soft hands of babies and children can enjoy playing without any problems VARIETY: Variety of colors and choices:12 bright and vivid colors which will develop the babys color awareness, mix colors as per your imagination. Air-dries to a smooth, resilient finish, usually within 24 hours. The cool thing about the clay is when it is rolled like a ball it will bounce like a rubber ball.