SIR 38131 safety helmet with ventilation holes

SIR 38131 safety helmet with ventilation holes
1. Complies with European standard EN397+ resistant to -30C low temperature
2. Polyethylene material
3. Weight 350g 4.
12 ventilation holes
5. Polyethylene and fabric lining
6. Stronger and stronger uneven surface
7. The cap shell is resistant to wear and tear
8. Replaceable sweat-absorbent forehead pad
9. Earmuff mounting hole
10. The front is flat and can be printed with logo
11. Easy to adjust the size
12. Jaw fixing belt
13.6 point hard PE material lining
color :white