Extreme Metal Products Polaris RZR, RZR-S, RZR-4, RZR-XP900 Flip-Up Windshield (DOT Rated). EMP-11215 Two Heavy Duty Gas Struts securely hold the windshield open. Top Windshield is made of 1/4 inch thick HARD COATED Polycarbonate (MR-10). DOT-Rated and Stamped into the lower left corner. Adjusts to one of three positions in seconds. Vented or Partially open postion clears fog and prevents back draft. All mounting brackets are Laser cut and CNC Formed.