This plastic cutting board mix bamboo charcoal. Bamboo charcoal can make the chopping board anti-bacterial, anti-mold, and anti-odor better, and it also prevents black spots on the board. It is strong and durable and will not crack. And it comes with a juice groove, knife sharpener, and grater. Both sides can be used, and raw and cooked are separated for better hygiene. It comes in four sizes to meet your different needs.