Container is designed to limit accidental or intentional access to used sharp items. Empty containers can be nested to save storage space. Hinged lid provides temporary closure when container is not in use and permanent closure for final disposal. Flip-top lid locks for final disposal. Use of wall brackets (sold separately) frees up valuable counter space.Container is designed to limit accidental or intentional access to used sharp items. Empty containers can be nested to save storage space. Hinged lid provides temporary closure when container is not in use and permanent closure for final disposal. Flip-top lid locks for final disposal. Use of wall brackets (sold separately) frees up valuable counter space.