The Mares I3 offers you a huge field of view. A large front windscreen and two small side lenses create an incredibly good view to the side. The Tri-Comfort mask body has small ribs that reduce pressure on the face and make the mask even more comfortable - perfect for long dives. The i3 combines the benefits of tri-comfort technology with a wide field of vision. In addition to the large central glass, smaller plates on each side ensure that the peripheral view will be amazed. The ergonomic 2-button buckles allow easy and secure adjustment of the straps even when diving with thick gloves. Mask body made of silicone. Small ribs around the nose reduce pressure. Great peripheral vision. Mares I3 offers a huge field of vision, with a wide central glass and small panels for incredible peripheral vision on either side. The Tri-Comfort skirt contains small ribs which reduce pressure and increase the dive mask.