Proprietary SMMMS technology. Five layers of protection providing a high level of breathability and protection against dry particulates and water based light liquid sprays and splashes. Anti-Stat. When extra protection is needed this attached hood and latex free elastic wrist and ankles does the trick to keep dirt and debris out. ANSI sized for a wide range of motion. Serged seams. Elastic waistband for improved fit. Latex free.