No matter what your spring set consists of, you can always use a pair of the perfect acetate shades to complete your kit. Acetate is a lightweight material—it's perfect for summer and won't weigh your head down. Have a fresh pair or two to make it through the sunny months; one for everyday wear and another sharper option for when you're out on the town. Check out all the cool picks in our list of The Best Acetate Sunglasses Available Now.