This is the Mares One Vision Mask for Scuba Diving or Snorkeling Features: Silicone skirt Low drag design Small ribs around nose to relieve pressure Single lens design X-shaped silicone strap Sunrise version available This Mares mask comes in plenty of different colors on the interior and exterior of the mask. It is made with a very low volume/profile in order to maximize your vision underwater. Super soft silicone design helps seal to faces.