The Foamerz offer the same great features of a goggle in a sunglass-styles package. The lightweight frame is constructed from durable Grilamid thermoplastic and utilizes soft rubber on the arm ends to hug your head and prevent slipping. The Foamerz also features the added comfort of closed-cell memory foam which adjusts to the shape of your facial contours and returns to its original shape after each use.Features: Close-Cell Memory Foam - Adjusts to the distinct facial contours for a comfortable fit and returns to its original shape after each use Polycarbonate Lenses - Shatter-resistant lenses with 100 protection from harmful UVA and UVB ultraviolet rays Grilamid Frames - Black molded Swiss-made material is lighter flexible and more durable than conventional plastics Belt Case - Carry and protect with the hard belt case