Professional safety helmet Singing Rock Flash Industry for industrial work and construction sites. Fulfills EN 397 entirely. Its main purpose is to protect the user against falling objects and voltage. * safety chin strap in compliance with EN 397 is released at a load ranging between 15 and 25 daN (approx. 15–25 kg), which eliminates the risk of strangling * suitable for working situations where, in case of fall, the risk of strangling is higher than risk of dropping the helmet * fulfills EN 397 optional requirements: low temperature (–30°C), lateral deformation, electrical insulation (440V a.c.) * fulfills side impact force requirements according EN 12 492 Weight: 455 g • 16.05 oz Size: UNI (53–63 cm) CE 1015 • EN 397 (LD, 440 V a.c., -30 °C) Material: ABS/PC