The One Mask is the newest addition to the Arena swim gear line, it is designed to fit most faces and features special seals that avoid areas around the eyes, ensuring a watertight seal and long-lasting comfort. The mask offers crystal clear vision, it is made with durable polycarbonate lenses and integrated UV protection to protect the eyes from the sun's harmful rays. It is perfect for swimmers who want to improve their technique and endurance. The One Mask is a great tool that offers a comfortable and secure fit while swimming in the pool.