Our new generation of XTRActive lenses deliver the best extra darkness and the best extra light protection  from intense light indoors and outdoors, even in the car. Transitions® XTRActive® new generation lenses filter up to 45% of blue-violet light* indoors, and up to 86% of blue-violet light outdoors.  These lenses are for wearers who are very light sensitive and for wearers who are exposed to very bright light outdoors.
Transitions XTRActive new generation lenses are now available in gray, brown, graphite green and in six style mirrors. Additional details about materials and designs can be found in the digitized product availability guide.
 The darkest in hot temperatures & in the car, blocking 100% UVA & UVB and offering the best overall blue violet light filtration across light situations* among clear to extra dark photochromic lenses.
*Filtering blue-violet light (between 400 and 455nm ISO TR 20772:2018) among polycarbonate and CR39 grey lenses with a premium anti-reflective coating.: filtering (i) up to 45% indoors at 23°C, (ii) up to 64% behind the windshield (iii) up to 86% outdoors at 23°C and (iv) up to 83% outdoors at 35°C.
 Tests performed on grey CR39 & polycarbonate lenses with a premium anti-reflective coating. Blue-violet light is between 400 and 455nm (ISO TR 20772:2018).