The Cougar features a sleek sculpted high performance frame design that high performance frame design that has no weight to the frame, which becomes invisible to the eye as the shooter dons the glasses. The overall weight is less than an ounce. The Temple is a co-injected design with aluminum and rubber that lines the entire interior of the temple arm for maximum comfort. The Temple terminal can be manually adjusted to slide under a hat with no pressure between the two. A soft silicone nose is provided for superior comfort on the nose. The Cougar ships with a Silicone Fixed Nose Piece.