Material: silicone + PCSize: S / M (small size), L / XL (large size)Color: Blue Pink Green Quantity: 1 piecePackage content: 1 * diving mask1,180 field of view: Full-faced sealed mask with a super wide break-proof viewing window offers 180 degrees underwater view. Very comfortable, wide field of view so you can see more fish and marine life.2. Anti-fog design: There's nothing worse than dealing with a mask that is constantly fogging up. Our innovative design features a separate breathing chamber that creates airflow away from your main viewing visor, helping to clear up fogging and keep you snorkeling longer.3. Easy Breathe: This full face snorkel mask makes your underwater nose and mouth breathe as easy and natural as you do on land.4. Easy to use: flexible fabric headband makes it easy to wear, prevent hair from twining, adjustable elastic fabric headband is also suitable for all kinds of head shape, well suited to youth and adults.5. Mount: Integrated camera mount for easy mounting on cameras, ideal for diving, swimming, snorkeling and other underwater activities.