Epicurean Cutting Surfaces are premium grade commercial cutting surfaces for the home. Knife friendly, maintenance free, dishwasher safe, National Sanitary Foundation Approved, nonporous for defense against bacteria, durable, and composed of Richlite, an environmentally friendly composite laminate - these cutting boards reflect an extraordinary level of design and thought. All boards are 1/4" thick for ease of handling and storage. Heat resistant to 350 degrees and dishwasher safe.