SWANS competition swimming goggles, with blue lenses and case. - Brand: SWANS - Color: Black/Blue - Accessories: With case - Design: Competition swimming goggles Thank you for viewing. Black goggles are [light-blocking goggles] required for visually impaired athletes to participate in competitions. The shape is a top racing model that reduces water resistance. Materials: Eye cup/Polycarbonate, Cushion/Elastomer, Belt adjuster/Polycarbonate, Nose belt/Elastomer, Belt/Elastomer Functions: Mirror lens, Curved lens, UV cut Country of origin: Japan Returns and refunds are not accepted after purchase. Thank you for your understanding.