Shell material ABS (Acrylonitrile Butadiene Styrene), UV stabilized, Vented. Fastrac III suspension with ratchet and sewn in PVC sweatband. Provides lateral crush protection. Built-in rain gutter for outdoor operations. Standard slots to easily attach MSA visors and/or ear muffs. Ventilation holes on the upper part for optimized airflow. • ELECTROSTATIC-INERIS certified. EN 397: 2012