This Silicone Ashtray is made of medical grade silicone making it basically indestructible. The edge of the ashtray features various size holes and cutouts that allow you to store cones, tools, and rolling papers. The silicone material ensures your ashtray stays firmly on the table and won't slide off. The center bump in the middle allows you to bang your bowl or pipe to empty the ash with ease. Available in a variety of bright and vibrant colors.