Large 2-Piece Dimensions: 2-3/4″ Diameter This medical-grade anodized aluminum Shredder. Has been analyzed and improved upon, from the revolutionary tooth design and threading pattern to the rare earth magnet used in the lid closure system. - Custom Designed in Santa Cruz, USA- Revolutionary and affordable Santa Cruz Shredder! - Made in the USA - Ships from The United States- Medical grade, ultrasonically cleansed anodized aluminum - Unique threading pattern, friction ring and textured grip - Top quality rare earth magnet in lid - Innovative Patented Tooth Design SHIPS FREE IN THE U.S.