This U.S. Divers Mask and Snorkel Combo is designed to enhance your underwater exploration. The Admiral 2 LX Mask is a 2-window mask with expanded top to bottom viewing. The hypoallergenic silicone face skirt provides ultimate comfort, while the unique pinch-and-pull Pro-Glide Buckle System allows easy adjustments. The Island Dry Snorkel features patented Pivot Dry technology with a top that closes when submerged to seal out water. This snorkel has a full flex section for a custom fit. The one way purge valve keeps snorkel clear.