The Reef Triflex is the ultimate entry-level 4.3mm Surfing wetsuit. The Triflex has Superlite Neoprene in the arms and gusset areas, with a 4mm Dura-mesh Torso for extra warmth. The adjustable neck closure ensures a good water-tight seal. The Triflex has GBS seams, a Locking YKK back zip, and Supra-tex knee pads.