*Discontinued The popular lifestyle Delta provides full coverage with a square shaped frame and larger lenses. This unisex frame is large enough to comfortably fit a mans face while offering a look that’s also desirable for women. Featuring the classic Gatorz durability, the Delta offers the perfect combination of function and style. The Delta is perfect for a range day, working out, or any outdoor adventure. The M4 features lightweight, windowed temples which offer a unique take on the classic Delta. Made in the U.S.A. Features Lightweight, Durable Aerospace Grade Aluminum Fully Adjustable Frame and Nosepiece Impact Resistant Polycarbonate Lenses Thin Temples; Comfortable Fit Under Helmets and Ear Protection Hassle Free Returns Free Shipping in the US Lifetime Frame Warranty Military, Veteran, and First Responder Discount Made in the U.S.A. OEM: Gatorz GZ-05-027, GZ-05027, GZ05027