Aegend Dive Mask Only Adult Diving Dive Mask Tempered Glass Lenses for Safety Anti Fog UV Protection Swim Mask with Free Protection Case The high quality silicone is NON-TOXIC, NO PECULIAR SMELL and as SOFT as baby skins. Ensures a OPTIMUM DOUBLE-DECK WATERTIGHT SEAL on different facial forms and never allows water leak in. Offers a SNUGLY COMFORTABLE FIT on your face without leaving any mark, effectively AVOID THE BAROTRAUMA underwater. Super soft,flexible and comfortable. Specially design for American nose types. Provide a sufficient and safe space for high nose. Never press or hurt your nose. Upgraded single tempered glasses lenses SUPER SOLID, ANTI- SCRATCH and COMPRESSION RESISTANCE. Provides a 180PANORAMIC WIDER and superior CRYSTAL vision.