You need a pair of sunglasses that can handle anything, from buttoned-up summer galas to high-speed wakeboarding adventures. That's what Knockaround Fast Lanes are for. These durable yet stylish black and sky blue sunglasses feature UV400 protection and impact-resistant lenses that are sturdy enough for your adventure-packed lifestyle. To boot, they boast a timeless silhouette and color scheme that you can wear to work, the beach or anywhere else, really. Make them polarized if you need a bit of extra performance and glare reduction.