Grippmat® Cutting Mats - Blue/green/yellow/red. Heavy Duty Grippmat Cutting Mats by Dexas are durable, lightweight, non-slip and flexible. These cutting mats are non-porous and non-absorbent and will not dull knives. The underside of each mat features a non-slip backing to grip tightly to counter surfaces for safety. These flexible cutting mats roll to funnel prepped foods into pans and bowls. Blue/green/yellow/red.