Bolle lightshifter matteprecision engineered for professional cyclists, the bolle lightshifter matte sport sunglasses combine the best of bolles technologies with adaptive phantom lenses, and a stabilised frame fit.putting your vision first, the semi rimless frame provides an uncompromised vision without distraction'. '.strtoupper('t')he large lens comes with bolles phantom technology which allows the lens to automatically adapt to the lighting in your environment to create the best coverage for you, the tint lightens in darker conditions, and darkens in brighter conditions.keeping your vision clear, the lens is additionally enhanced with several treatments, including, anti fog, anti scratch and oleophobic.preventing the sunglasses from moving around your face while youre on the move the temples and nosepieces are fully adjustable creating a comfortable custom fit'. '.strtoupper('t')he temples and nosepieces are also coated in a specialised thermogrip rubber which keeps the glasses stabilised against moisture and sweat.featuressmaller fit suited to medium to small face shapescompatible with prescription lenses not includedoptical clip compatible not includedoleophobic treatmentanti fog lens treatmentadjustable nosepiecesthermogrip temple tips and nose pieces for additional stabilityanti scratch lens treatmenteasy to use interchangeable lens systembuy bolle sports sunglasses from chain reaction cycles, the world's largest online bike store.