CONTAINER, SHARPS RED 2.0QT (12/CS) Safe-t-ring provides a locking feature for added safety Translucent polypropylene helps determine fill level to prevent overfilling Protective iris flange opening prevents insertion of inappropriate non-medical waste Consistent wall thickness at all points - adds strength for puncture- resistance Container needs bracket (PM100TB) to work as an A.N.D. (Bracket sold separately.) Needle Notch Lid Opening