This 9 3/8" x 8" imported durable rubber bottom calendar custom mouse pad is sure to be a great helper in your office. Yelsi Calendar Mouse Pads is made of durable rubber, soft woven polyester bonded to open-cell rubber sponge. Available in 7 vibrant colors and 1/8" rubber thickness. Also a good idea to send it as a gift to your friends. Rush 3 days available with rush charge upon request.