PHOTOCHROMIC TECHNOLOGY: Intelligent lens cycling sunglasses automatically lightens or darkens in response to changing light conditions without needing to switch between glasses. Frameless construction giving you more clear peripheral vision to avoid the frame blocking your view LIGHTWEIGHT: LIGHTWEIGHT: Only 24g/pair,great to wear for long periods of time. Ultralight cycling sunglasses reduce the pressure on your nose and temples SAFETY: Thicken PC lenses with UV400 protection coating, shatterproof and scratch-resistant effectively, protecting your eyes from any debris, UV rays and other harmful light COMFORTABLE: Adjustable soft rubber nose bridge can easily find the right angle for you and ensure the sunglasses doesn't slide off your face when playing golf MULTI-PURPOSE: ROCKBROS photochromic goggles can be used for multiple activities, such as golf, cycling, driving, fishing, skiing, runing, tennis, racing and other outdoor sports UPC 663274798631 ASIN B07DG3XZBJ Size Standard Color Black Red Style Protection,safety Pattern Solid Fit Type comfortable Material Composite Brand Name ROCKBROS Frame Type Rimless Item Shape Rectangular Lens Color Black Red Model Name 10125/Usa Sport Type Cycling Unit Count 1.0 Count Item Weight 0.05 Pounds Part Number 10125 Eyewear Type Safety Glasses Lens Coating UV Protection Coating Manufacturer ROCKBROS Style Number 10125/USA Lens Material Photochromic Frame Material Composite Collection Name Sports Eyewear Number of Items 1 Environment Type Outdoor Special Features Adjustable,Lightweight,Shatterproof Polarization Type Non-Polarized Is Metal Detectable No Garment Size Country United States Age Range Description Adult, Youth Fit to Size Sentiment Positive Item Package Quantity 1 Apparel Fabric Stretch No Stretch Product Care Instructions Clean with a soft cloth, avoid contact with chemicals, store in a protective case when not in use. Sleeve Length Description Sleeveless Apparel Fabric Weight Class Lightweight Compatible with Vehicle Type Outdoor Activities Recommended Uses For Product Skiing,Cycling,Fishing,Construction,Sport Ultraviolet Light Protection true