Billabong Revolution Tri-bong 2mm Mens Long Sleeve Shorty Wetsuit 2017 The new Billabong Tri-Bong 2mm Long Sleeve Shorty wetsuit is designed for those that that want to stay warm in the water whilst having the flexibility and freedom to move in the water. It features a 100% super stretch neoprene to enhance performance and ensure that you stay in the water as long as possible and do not tire. The Chest zip entry ensures that you are also not restricted in movement in the back area. Features New Heritage Stretch Premium Soft Neoprene GBS Glued and Blind Stitched Seams EvoLUTION Entry System