Slice, dice and chop everything from fresh herbs and root vegetables to meat and crusty bread on this set of flexible grip mats, a Crate & Barrel exclusive. In four modern shades ranging from white to charcoal, the odor-resistant and dishwasher-safe set lets you use a different color for each type of ingredient to avoid cross contamination. The non-slip backing keeps the cutting boards in place as you cut, and the flexible, lightweight mats make it easy to add ingredients to your pan or bowl as you prep meals.Polyethylene. BPA-free. Odor-resistant. 4 colors to avoid cross contamination. Flexible. Non-slip backing. Won't dull knives. Lightweight. Dishwasher-safe. Made in Taiwan.