TampAlerT Security Envelope are now available in both printed or blank options. Both the printed and blank nine-inch by 12-inch TampAlerT envelopes were designed to provide a maximum amount of tamper-evidence for important valuable patient property, confidential reports, specimens, medical records, etc. The envelopes contain a remarkably strong closure adhesive and, once sealed, can only be opened by cutting them. Constructed from a triple layer extruded film, TampAlerT envelopes will immediate show visible distortion with any attempt to open them. They are available in packs of just 100 envelopes with quantity pricing on as little as five packs.