Skullerz® 8965 Lightweight Bump Cap Hat with LED Lighting, BlackUltra bright dual action LED lighting technology gives workers the power to see close up, far away, and in the dark Light weight without compromising safety Strategically placed venting all over the hat allows extreme airflow between worker's head and the bump cap Removable interior shell with foam lining offers protection from minor bumps and scrapes Removable, washable and anti microbial liner provides additional airflow and helps keep sweat out of