Poppin Kicks Full Face Snorkel Mask for Adult Youth and Kids | 180&deg; Panoramic View Anti-Fog Anti-Leak Easy Breathe GoPro Compatible w/Detachable Camera Mount PERFECT VISIBILITY - the mask offers a curved lens with 180 degree shatterproof polycarbonate anti-impact safety viewing window that extends behind you eye, gives a clear undistorted vision. The frame seals behind your vision line, which means you dont have a frame that alters your view. DRY SNORKEL TECHNOLOGY - the mask seal around your entire face, which decreases the chance of water getting into the mask. Equipped with a mechanism that seals the top of the snorkel when submerged. Purge valve at the bottom of the mask to drain water when the head is raised. ANTI-FOGGING DESIGN - features an exclusive air circulation concept that prevents the formation of fog; a separate breathing chamber that creates an airflow away from your main viewing area that helps eliminates fogging. Allow you to see more underwater scenic beauty with this advanced design. NATURAL BREATHING - while using a full-face mask you can inhale and exhale through your nose and/or mouth. The natural breathing helps keep you calmer and more relaxed in the water. The absence of a mouth piece, also make extended snorkeling more comfortable, allowing you to snorkel longer. EASY DRESSING - the silicone mask provides a snug, comfortable fit, suitable for all kinds of head shape, and is easy to adjust with wide elasticated rear straps that dont get tangled in your hair, holds the mask in place on your head, allowing you to move freely without losing the mask. Not suitable for rigorous swimming and serious free diving. Practice in a shallow area of the beach or in a pool. Child usage is strictly under parent supervision only. Not suitable for children under 36 months due to small parts, may pose CHOKING HAZARD. Make sure you only use cotton or a cloth designed on cleaning lens. Using a polyester &#034;dry&#034; shirt can put fine scratches on the lens. Clean the inside of the window well to maintain clear vision and ensure the proper functioning of the exclusive ventilation concept that prevents fogging. If you wear suntan lotion, be sure to clean it off after done using the mask with soap and water. Suntan lotion will cause the soft silicone to harden and degrade over time. Make sure you store the mask in its carry bag once the mask is completely dry, it will protect it from scratches. Store in a cool and dry place. Avoid prolonged exposure to direct sunlight or excessive heat.