ROAV Oxygen collection rimless construction frame looks modern and allows you some extremely daring shaped designs! ROAV sunglasses are usually lightweight, sturdy, and long-lasting, and the Oxygen line is no exception. The Oxygen rubber sunglasses pouch showcases a semi-transparent design that provides tough protection when your frames are folded up inside it. FEATURE Truly pocketable - ROAV sunglasses folds up to fit in the skinniest of jeans and the smallest of purses. Insanely durable - ROAV’s patented micro hinges are press-formed into the stainless steel frame; unlike traditional eyewear hinges that are soldered or riveted. Polarized & UV free - With full protection from harmful UVA + UVB rays and glare-cutting polarization in every pair Feather light - Ultra-thin stainless steel and weigh less than 20 grams, so you may forget they’re even on. Screwless hinge - The most advanced eyewear hinge ever developed is ultra-durable, screw-free, spring loaded, and positively tiny. RX friendly