Kahneman is a square wayfarer-style sunglasses frame for men made from acetate with a full-rim construction. It comes in size M and in four finishes: black, clear, a floral pattern and a second floral variation, so there is a classic and a bold option. The bold square lenses and cool, clean lines make it a modern staple that adds structure to round and oval faces. Acetate keeps the frame sturdy and comfortable for everyday use. Select your lenses in the lens selector, including tinted sun lenses, prescription sun lenses or blue light lenses, all made to order. Shipping is free on orders over €99, and a 14-day fit and style guarantee lets you return or exchange. Experience a new wave in modern eyewear fashion with these black square wayfarer sunglasses. This classy frame's cool black finish and bold square lenses make these square sunglasses a fashion staple you don't want to miss out on. Kahneman is a classic style, which is very suitable to help you create a sophisticated style.