Engineer safety helmet with air vents 

This model of helmet designed with ventilated holes, it lets wearer keep cool. This model has has built-in rain gutter for outdoor operations. Large sweatband surface area covers more user's forehead for increased comfort. HDPE and ABS shell material both available, and can be customised by request. CE EN397 approved. Detailed Description  Shell Material:  ABS/HDPE  Function:  Head Protection  Size:  29.5 X 24  X 14 CM  Applicatoin:  Construction, Industry, Mining, Gardening, Agriculture  Adjust Manner:  Pin Lock/Ratchet (53cm-64cm)  Harness:  4 points webbing suspension…