Alegacy PEM1520MD Medium Density Polyethylene Cutting Board, 15 by 20 by 3/4-Inch, White Works with Alegacy's medium density color coded boards - white is designated for dairy Cutting board measures 15 inch x 20 inch x 3/4 inch Medium Density Polyethylene is non-absorbent and will not harbor food-borne bacteria Non-skid surface will not scar or warp Dishwasher safe and NSF rated