Julbo Universe Goggles with Zebra Lens Zebra lens: NXT material, durability of anti-ballistic material, Lifetime guarantee Ultra-light Photochromic (2-4) Lens with Anti-fog coating Minimalist Frame: Reducing the thickness of the frame to the minimum to maximize the field of vision from every angle with dual soft foam for comfort Symmetrical adjustment: two loops either side of the strap for symmetrical adjustment and an NXT spherical, Ventilated lens with Anti-fog coating Full silicone strap to hold the goggle all the way round the helmet with an Anatomic Frame and Air flow Extended outrigger : 15 mm extension on each side of the goggles to adapt to all helmets & a guarantee uniform hold on the face