SUPERIOR DURABILITY - Crafted from robust 3.2-mil polyolefin film, these evidence bags offer exceptional tear resistance, ensuring the secure containment of forensic samples during handling and transport. TAMPER-EVIDENT SECURITY - Each bag features a high-security closure, providing clear indication of any unauthorized access, maintaining chain of custody and preserving the integrity of collected evidence. ENHANCED TRACEABILITY - Designed for meticulous record-keeping, these bags allow for detailed labeling and documentation, crucial for maintaining an accurate audit trail throughout the forensic process. GUARANTEED COMPLIANCE - Meeting stringent forensic standards, these evidence bags ensure adherence to legal and regulatory requirements, providing reliable and admissible evidence in court proceedings. STERILE ENVIRONMENT - Manufactured under strict quality controls, these bags offer a clean and inert environment, preventing contamination of sensitive samples and ensuring accurate forensic analysis. The Sirchie 12" x 15-1/2" Integrity Evidence Bag is a waterproof, tear- and puncture-resistant, printable and includes a tamperproof seal. No other evidence bag offers greater integrity, security and convenience. It is made of heavy-duty, 3.2-mil-thick, multilayer, coextruded polyolefin film.