GoPro H2O Ninja Mask by CoolShitiBuy The GoPro H2O ninja mask is a revolutionary full-face snorkeling mask designed to capture adventures underwater with your GoPro. The H2O Ninja Mask makes snorkeling effortless and natural. The unique full face design of the H2O Ninja Mask w... 7 2,465 $129.00 via Amazon Facebook Pinterest Save7 Check it out