Rhino Industrial Smooth 6' x 1/2" x Lin. Ft. (up to 75') Anti-Fatigue Mats [ IS72 ] Rhino Industrial Smooth 6' x 1/2" x Lin. Ft. (up to 75') [ IS72 ] - Visit http://rhino-mats.com/anti_fatigue_mats.html to view color options. Let us know your color choices at checkout.