Bobster Road Master Sunglasses

dominate the road with this convertible photochromic eyewear. the adjustable strap allows easy conversion from sunglass to goggle while the photochromic polycarbonate lenses lighten when indoors and darken when exposed to sunlight. removable closed cell foam adds comfort for extended periods of wear while protecting the eyes from dust and debris. specifications: frame color: black frame convertible: yes frame finish: high gloss frame foam type: closed cell eva & removable frame material: polycarbonate anti-impact frame measurements: temple to temple 138 mm frame height 45 mm frame rx ready: no frame temples: skull lens coatings: 100% uva and uvb protection lens color: these photochromic lenses start with a light smoke tint and change to a darker smoked grey in direct uv light. lenses interchangeable: no lens material: polycarbonate other included accessories: carry case removable & adjustable goggle strap removable closed cell foam lens upgrades: special features: photochromic lenses detachable strap & shatte