This hi visibility yellow version of the helmet is light weight and comfortable. This ventilated helmet is designed for work at height and rescue applications. The helmet has attachments for specially designed ear muffs, head lamps and a visor or face shield. ï¿½ï¿½Features include the following: ï¿½ï¿½ Six-point internal harness conforms to the shape of the headï¿½ï¿½ Shock absorption outer shell is available in a range of coloursï¿½ï¿½ Adjustment system centers the helmet on the head and provides stabilityï¿½ï¿½ Ventilation holes can be opened or closed as required for comfortï¿½ï¿½ Side slots for mounting hearing protectionï¿½ï¿½ Inserts for a VIZIR face shield and a slot for mounting a PIXA headlampï¿½ï¿½ Four clips for mounting a headlamp with an elastic headbandï¿½ï¿½ Chin strap reduces the risk of losing the helmet during a fallï¿½ï¿½Conformance Standards: CE EN 12492 : meets EN 397 and EN 12492 standards for protection against impact. Meets EN 397 standard for lateral deformation.