Alba Optics MANTRA SILVER METAL VZUM KINGFrom Alba: Dont fold, ride bold. A true athlete always wears glasses. When they take them off they keep them close at hand, placing it on the helmet, upon the head or hung around their neck. For this reason the Mantra arms do not bend, allowing for a more fluid use in the wearers movements: simply faster. Dedicated to a pro cycling and running audience that value quality and efficiency through innovative design and a constantly evolving product