This Bamboo Over-the-Sink Expandable Cutting Board is built of durable solid construction and meant to last a lifetime. It is perfect for chopping meats, fruits and vegetables. This cutting board features an innovative over-the-sink effect that allows liquids to drain into the sink and makes additional counter space. The natural vegetable oil finish helps to seal the cutting board. Durable and beautiful this Bamboo Cutting Board will add a beautiful aspect to your home as well as offer years of use. Hand wash with a mild soap and cool water. Do not soak. Do not put in the dishwasher, microwave or refrigerator. Extreme changes in temperature will cause the material to crack over time. Dry thoroughly. Occasional use of mineral oil on the inside will help maintain its appearance.