BL1:(Smooth) 

   Giant surface size guarantees freedom of borderl-ess movement.
   Unique award-winning surface of THUNDER8 is inherited.
   Best support for optical mice meets the highest industrial standard.
   ABS base is enduring, distortion-free and anti-erosion.
   Silicon rubber feet enable firm grasp to your desk
   Back surface in beehive shape ensures best flatness and firmness.
   Blue ABS base.