The SINGLE-USE Fiberglass Brush - DNA-Free features Ethylene Oxide (EtO) Sterilization and is designed for a single application to reduce possible cross contamination. Ideal for use on items after exposure to chemical, biological, radiological, nuclear, or explosive material. The SINGLE-USE Brush is DNA-Free and following manufacturing is packaged in a sealed, sterile envelope and treated with Ethylene Oxide to degrade any DNA contamination to such small fragments that no human profile can be generated with PCR amplification methods. Available individually or in a discounted bulk pack of 25 or 50 brushes. Measures 6.5” in length.