Belstaff Trialmaster Sunglasses combine refined Japanese craftsmanship with high-performance optics for everyday wear. These sunglasses are designed for durable comfort and clear vision. Key attributes: Yellow | Brown | Stainless steel | 100% UV protection | Hand polished finish | 7-hinge construction | Beta titanium components | Hand made in Japan | High-grade Mazzucchelli and Japanese acetate | Classic Trialmaster shape | Carl Zeiss and Japanese lenses | Dimensions & fit: Lens/Bridge/Temple: 55/18/135 mm | Composition & care: Stainless steel | Mazzucchelli acetate | Japanese acetate | Beta titanium | Carl Zeiss lenses | Japanese lenses