Zoggs 315232 Vision Mask S/M - Swim Mask Silicone Designed for smaller faces Soft silicone gasket molds to the Face Quick adjust: just pull the two back straps to tighten Comfortable and leak free Lenses are coated with anti fog for clear vision Soft silicone gasket molds to the face Designed for smaller faces Anti fog lenses for clear vision Quick adjust silicone strap