1.) Fill bathtub up to 1-2 inches of warm water with a little liquid laundry detergent or mild dish soap.

2.) Soak mousepad in the water/soap mixture.

3.) Lightly scrub any stains with a soft sponge (not abrasive side).

4.) Drain the tub and rinse off the mousepad.

5.) Roll it up in a towel to absorb.

6.) Hang it up to dry.