The Sylas from Oakley are unisex sunglasses with a Prizm Jade lens. These glasses are a classic and reliable model. They are suitable for everyday use. The O Matter frame is lightweight, reliable and durable. These glasses are compatible with a cap, and fit perfectly. Their Prizm optical lenses offer unprecedented control of light transmission. The colours are precisely adjusted to optimize contrasts and improve visibility.With style, comfort and optical protection, you'll never want to take theSylas's off once they're on your nose.