Chop Chop (R) Round flexible cutting mat. These popular, patented mats are made in USA and are a necessity in every household due to their convenience and functionality. Slicing, dicing, and funneling with these flexible mats makes food preparation a breeze. With 20 years of proven quality, Flex Mats are now available to customize, promoting your business and brand awareness. Dishwasher safe. BPA free. FDA approved food grade polymer plastic. Gold, Silver, Metallic, and 40 stock colors available for imprinting.