A high-performance garments that protects against airborne contamination and static charges. Transforming Technologies ESD Cleanroom Frock is engineered to meet up to a Class 100 clean room demands for industries such as microelectronics, semi-conductors, disk drives, laser, and similar industries. The Cleanroom Frocks are made with static dissipative fabric for eliminating static on the wearer in cleanrooms. All of the seams in the frock designed to maintain electrical continuity from panel-to-panel and from sleeve to sleeve in accordance with the ESD Association Garment Standard, ESD-STM2.1. The knee-length frocks protect the environment from the number one source of contamination found in cleanrooms – people. The frock features a military collar, ESD knit cuffs, and YKK zipper closure with adjustment snaps at the neck. Meets or exceeds requirements of ANSI ESD-S20.20 and the recommendations of ESD 4.1.