ABS, Santoprene and Stainless Steel. This Nut Chopper has a durable stainless steel grinding mechanism. Measurements are clearly printed on both sides of the 1 1/3 cup capacity bottom container. Designed for left or right handed users. Oversized Santoprene grip handle and lid. Printed "fine" and "coarse" grinding option to help guide grinding. Non-skid base keeps the Nut Chopper stable while grinding.