●TR90 frame ●Triacetate cellulose lens ●UV Protection Coating coating ●【Polarized Cycling Glasses】 Polarized lenses can filter reflected light, especially from the water surface. Block the glare caused by scattering, refraction, and reflection. Protect your eyes from strong glares that cause eye fatigue, give comfortable views, and enhance the sharpness of objects. ●【UV400 Protection】KAPVOE mountain bike glasses are made of a stress-resistant TR90 frame and a 1.4mm thicker TAC Lens. All lenses have UV400 protection, can block harmful UVA & UVB rays, and have anti-reflection to reduce the damage of sunlight to the eyes ●【Adjustable Nose Pads】These MTB glasses are equipped with soft rubber nose pads, anti-slip, and can be adjusted to fit most nose shapes. ●【Broader Vision】 when leaning forward on your bike, rimless cycling sunglasses give no visual interference. And it provides you with a broader vision and reduces the weight to bring a better feeling during riding. ●【Multifunctional Occasions】These sports sunglasses are perfect for cycling, MTB, BMX, riding a motorcycle, driving, skiing, baseball, mountain climbing, fishing, playing golf, hiking, boating, and other activities.