Our mouse pads have 100% genuine black rubber base Precision manufactured ultra low profile and 1/4" thick for today's infrared mouse and ball track mouse. •Brand New. •Guaranteed Not to Crack or Peel off. •BRIGHT Vivid Colors and Clarity. •Genuine Rubber Base. •9.25" x 7.75" – Perfect for any desk or work space. •High Traction Surface that Works Great with any Mouse.