Rigid, lightweight pouring pitchers have generous fill openings and extended spout for safe, easy pouring. Half-dome top prevents splattering and spillage. Spout measures 21mm (.83") I.D. and 25mm (1") O.D. Made from polypropylene. Steam autoclavable at 121ºC (250ºF). Graduated in liters and ml as well as U.S. and Imperial quarts and fractions.