The Original GORILLA GRIP (R) Set of 3 Reversible Cutting Boards, BPA Free, Dishwasher Safe, Extra Large (Medium: Black) NOT ALL CUTTING BOARDS ARE CREATED EQUALLY!! Ours professional quality cutting boards and cheese servers are both strong and durable to help ensure that they remain in place on most smooth and clean surfaces. LARGE SIZE: our board quality is the best. They are thicker, larger, and contain deep grooves to catch juices so your countertop stays clean. CLEAN and SAFE: Dishwasher Safe and BPA Free. Non-porous (unlike wood/Bamboo). Won't splinter, crack or peel. No oiling or maintenance necessary. WON'T DULL OR HARM KNIVES: Great for chopping vegetables and meats and serving cheese. GUARANTEE: No Questions Asked Return Policy. Guaranteed to Hold Gripping Properties for 10 years.