The 7 By 4-1/2 Dual-Vision Heated Aerodynamic Mirror Head Replacement Convex Glass is a chrome mirror head replacement that offers a full view of blind spots. With its first-surface electro-chrome glass, glare is eliminated for maximum safety. This product is sold individually and includes the convex replacement glass only. It fits most heated dual-vision aerodynamic mirror head makes and models. The 7 inch x 4.5 inch convex mirror provides practicality and ensures enhanced visibility on the road.