The Foster Grant AIM M 21 16 men's grey polarized sunglasses in gunmetal are a stylish and functional accessory for any man. Featuring a square frame in metallic gunmetal, these sunglasses have polarized and tinted lenses made of polycarbonate material for UV protection. With a lightweight design and a temple length of 140mm, these sunglasses offer both fashion and practicality for everyday wear. The Foster Grant brand ensures quality and reliability in this timeless and classic eyewear choice.