BHopkins Subzero 17511 All Season Windshield Screen 70" x 29" ReviewbP PP Hopkins Subzero 17511 All Season Windshield Screen 70" x 29" PMount externally to prevent frost and ice build-up during cold weatherPKeeps vehicle interiors cooler in the summer and also protects from sun damagePUniversal fit and super-easy installationPInterior hooks eliminate loose endsP