Julbo Revolution Goggle Zebra photochromic cylindrical lens Air flow & Dual soft foam: 2 layers of multi-density foam for comfort, homogeneous hold & shock absorption with soft touch material on contact zones. Anatomic frame for a comfortable fit Full silicone strap & Easy clip: Additional buckle on back of strap for improved easy goggle placement. Includeds an Ad strap and an extended outrigger for complete helmet compatibility