Cylindrical lens for EDGE sunglasses with REACTIV Photochromic technology. Photochromic lens (Cat. 1 to 3 - visible light transmission: 17% - 75%), it darkens or lightens depending on light intensity, adapting to any time of day and terrain. NTS (Non Temperature Sensitive) technology: the lens darkens or lightens regardless of temperature. Enhanced brightness. Suitable for sports in both low light and bright sunlight. Exceptional anti-fog treatment: no condensation, maximum durability. External oleophobic coating: prevents dirt build-up and promotes water runoff. Ideal for trail running and mountain biking. External Flash Colour: Pink | Vision Colour: Yellow