Kaenon add the perfect finishing touch with the Sonoma sunglasses. Round frames fit small-to-medium faces. TR-90 frame material is both lightweight durable and maintains a level of flexibility. Saddle bridge with hypoallergenic Veriflex nose pads to reduce slippage. 5-barrel hinges made with stainless steel for an easy open and close. Kaenon SR-91 polarized lens reduces glare for added protection. 8-base lens curve keeps lenses in precise optical alignment. 100% UV protection. Hard case with cleaning bag included Made in Italy. Measurements: Eye Size: 54 mm Bridge: 13 mm Temple Size: 134 mm