Silicone mouse pad, can be used for Optical mouse. Made of safe silicone material, SGS tested. Non-toxic. ... -toxic, non-cracking, durable, skin-friendly.Silicone mouse pad is the best choice for both home and office, it makes you ... standards. 2: Special finished surface, feels smooth, extremely sensitive to the optical mouse, moves smoothly. 3: Silicone mouse pad can be washed ...