ALPINA TWIST FIVE HR V - Self-tinting, shatterproof & fog-free sports and cycling glasses with 100% UV protection for adults, black-red, One Size, Sporty

"The Varioflex technology optimally adjusts the tint of the lenses to the lighting conditions (photochromic) With the inclinable temples and adjustable nose pads, the glasses can be perfectly adapted to the face The half-frame ensures maximum versatility of the glasses The Fogstop coating on the inside of the lens ensures a fog-free vision Thanks to the shorter temples, the glasses can be perfectly paired with helmets"