An unrivaled field of vision• Tri-comfort skirt• X-Shaped strap• Quick-adjusting buckles The i 3 combines the advantages of the Tri-comfort technology with a huge field of vision. In addition to the wide central glass, smaller panels on each side guarantee peripheral vision that will blow you away. The ergonomic 2-button buckles allow for easy & secure adjustment of the strap even when diving with thick gloves.