The Rimless Flex Frame Sunglass Reader is very light weight and flexible . The rimless frame is loved by so many because it is a timeless style. The frame is a light gray translucent acrylic. The lenses are 100% UV protected. They protect against UVA and UVB harmful rays. The lenses are gray tinted. Frame Measurements: 5 1/4" x 1 3/8" (temple to temple x height of lens)