Combining classic Italian style with innovative technologies makes these Smith Optics Riptide Sunglasses complimentary eyewear for the busy modern man. Designed to be comfortable while providing maximum protection, they are lightweight yet durable enough for casual days or intense activities. They are made with spring hinges, which provide flexibility while helping them stay secure, and a bio-based frame. The polarized lenses cut out the glare while giving color and clarity a boost. Scratch-resistant, they have a special coating to minimize moisture and smudges and come with a microfiber bag.