Color-Coded Design Green for vegetables; Red for beef; Blue for fish; Yellow for fruit; Orange for chicken; Purple for bread. To use our cutting boards is helpful to keep the food authentic and avoid mixing food flavors caused by mixing the cutting board to cut food. Food Grade Plastic Material Feel free to use our cutting board. Hanging Hole Design Each mat has an Easy-Grip Handles on the top, designed for hanging and easy storage. Compared to those cutting boards without hanging holes, ours are more humanized, enjoy your cooking. FLEXIBLE Each cutting board (12"15") is easy to store and curl to a certain angle, which is helpful to pour the chopped food directly and quickly into the wok or other utensils. Notes: Dishware safe( "A good wipe will do fine - and if you forget to wipe the board, you probably won't be too bad off." So remember to wash with clean water every time you use the cutting board, then dry it with a soft cloth or dry it in a ventilated place.