Cloth Surface for high performance * Excellent for All Mouse Types * Non-Skid Natural Rubber Back * Non-petroleum-based Materials Such As Eva, Pvc Or Pu Used * No Glue Or Harmful Chemicals Are Used To Attach The Soft-cloth Surface To The Non-skid Base * Eco-base Non-skid Base With 60% Natural Rubber & 40% Post-industrial Recycled Material * Floral Retro