Menton Ezil Square Lens Polarized Men Sunglasses Military Style Metal Frame Lightweight Glasses UV400 metal frame anti-reflective lens polarized Lens width: 41 millimeters Lens height: 48 millimeters Bridge: 28 millimeters Arm: 131 millimeters 100%, UV 400 PROTECTION - All Menton Ezil lenses have a 400UV protection rating, meaning it can block 99%-100% of both UVA and UVB harmful radiation. Ultraviolet (UV) radiation is present in natural sunlight and has a wavelength range of 400nm to 100nm. UV400 rated sunglasses are essential to protecting your eyes against long- term UV damage and keeping your eyes healthy when out and about ULTRA LIGHTWEIGHT FRAME - Al-Mg Aloy is prized for its combination of lightness and strength.You can hardly feel them on your face, but they are unbreakable PERFECT FOR OUTDOORS - designed with a moulding, encompassing frame with anti-slip legs for extra grip behind the ears. They are the perfect choice for active outdoor sports and activities such as Biking, Cycling, Riding, Mountain Biking, Tramping, Hiking, Walking, Fishing, Driving, and Rock Climbing. It is also gift packaged ready, making it a wonderful yet practical gift idea for your active friends and family! LIFETIME BREAKAGE GUARANTEE - Menton Ezil provides lifetime after sale service for all menton ezil products and 30-day money back guarantee.Customers can return and get refund in case the purchasing is not satisfactory for any reason. You have no risk to try