The Smith Lowdown XL Steel Chromapop Polarized Sunglasses are an updated version of the fan favorite Lowdown, but with refined styling including steel temples paired with a durable and lightweight Evolve plastic frame. This combination calls for a classic look with modern tech, perfect for impressing bystanders around town or during your summer vacation. Chromapop lenses separate color and drastically improve color pop, while polarization reduces eye strain by eliminating glare. Polycarbonate lens material is impact-resistant, so you don't need to worry when you're mountain biking or playing sand volleyball on the beach.