Surf’s up with Stone Shack, an acetate frame with a square silhouette. This classic style showcases a thick frame available in three quintessential matte color combinations, with its temples donning a complementary dual-tone. The SuperThin Glass lenses provide superior optics with unmatched UV protection, allowing you to catch every detail beyond the waves. Make Stone Shack the ultimate companion on your next excursion, on or off the water. The lens is SuperThin Glass with Bi-Gradient Mirror in Neutral Grey. Ideal for bright, direct sunlight.Offers vibrant color and sharper detail, even in the harshest sun conditions.Great for activities such as offshore fishing, running, and water sports.