Premium Tamper-Evident Evidence Bags, 12 x 16", 100-Pack

This pack of 100 SECUR-PAK tamper-evident security bags measure 12" × 16" and feature Level 4 security with heat and cold tamper-indicating technology, folded bottom edges, and a sequential numbering system. Each bag has a unique serial number and barcode for chain-of-custody tracking. The self-sealing permanent closure is made from 2.5 mil coextruded polyethylene. Designed for secure evidence collection, chain-of-custody documentation, and confidential material transport. The transparent construction allows visual inspection without opening. Suitable for forensic science classrooms, law enforcement, and security applications.