Troy Products polycarbonate window guard allows for great visibility. Driver and passenger-side windows are designed to work with OEM door and TROY replacement door panels. High-impact resistance and maintains transparency, color and shape for years. Polycarbonate panels do not discolor, yellow or get clouded over time. Strong, long-lasting material. Pop-rivet installation. Part number represents a pair of windows. Designed and engineered for the perfect fit. Proudly made in the USA.