Scubapro Synergy 2 Mirrored Lens Scuba Mask, Black/Silver, with comfort strapCalled the most comfortable dive mask on the market, you have to only try on a single lens Synergy 2 Trufit to feel the difference. Synergy 2: New generation design features two separate silicone skirts. The main skirt is thin and soft to provide the best possible fit, seal and comfort. The outer skirt is thick to provide support and rigidity near the mask frame. TRUFIT TECHNOLOGYThis revolutionary skirt design forms a watertight seal on virtually any