Signature goggle worn by Michael Phelps with integrated curved lens design that offers 180 degree panoramic distortion-free vision and a anatomic water-tight fit. Softeril Skirt EXO-Core and Advanced fit technology* Curved lens and integrated strap loop enhances hydrodynamics* Includes four interchangeable nose bridges for added stability Poly Carbonate anti-fog and anti-scratch lens* Easily-adjust low profile strap and head buckle. Item Specifications—Color: Gray/Black