Product features
Safety cap safety helmet miner safety cap safety helmet-BS-B (miner safety helmets) 
Applicable standard/GB2811-89 
Certificate No/XK20-301-00218

Usage
It suit for coaling, tunnel workers.

Main characteristics
1.Made of high quality engineering ABS;
2.Inner size can be adjustable, comfortable;
3.Clip constructed of spring plate,miner lamp head can be clammped tightly,no sway.

Technology parameters
this safety cap can effiecient protect  user's head  from vertical dropping articles clash . the inside weavon fabric can absorb clashing power quickly with 6 points supension