a high density polyethylene specially formulated for the manufacture of quality cutting boards. Made of HDPE, Natural White, dishwasher safe, length and width, : Industrial & Scientific, Natural White, easy to clean, crack or warp, 1/2" thickness, odor or bacteria HENAN OKAYorbent, Non-HENAN OKAYorbent, up to three times longer, Warp resistant, no moisture, it has a special surface finish insures long