Mirage Diamond Premium Adult Mask & Snorkel Set (Blue)Don't compromise on your snorkelling experience! The gold series adult mask and snorkel set from Mirage is the pick of the bunch when it comes to quality and durability. The set has all the features that a serious snorkeller can ask for including an interior purge valve and liquid silicone mask skirt. Features: Interior purge valve mask for easy clearing Liquid silicone mask skirt for easy fitting Dry tip and purge snorkel for snorkelling enjoyment