S32010
Sellstrom S32010 Face Shield Polycarbonate Ratchet Headgear
What stands out about Isoflex NBU 15 is the reduced energy consumption it allows.
Sellstrom S32010 Face Shield & Headgear: Polycarbonate, Black, 9" H x 12-1/8" W
You will find that the CV-40-165 has a robust build that handles bumps well.