The Oakley Holbrook Matte Black Square Sunglasses are made of durable, strong plastic. These sunglasses are designed to last for years to come. The basic, chic black color lets you pair them with sporty outfits or keep them in the car to protect your eyes on the sunnier days throughout the year. You get 100% UV protection, so you can feel and look great. They measure 137 millimeters and are compact enough to fit in most dash storage spaces.