The Aqua Lung Balance Comfort 5.5mm Mens Wetsuit is a warm & flexible suit. Double Seals around the wrists & ankles along with a V spandex collar & internal glideskin helps slow water ingress & keep you warmer in the water. 5.5mm Ultra-stretch Neoprene. Back “G-Lock” closure. Double seals on wrists & ankles composed with a 2.5mm ultra-stretch “glideskin” & a 3.5mm with a zip closure. Ultra-soft 5mm neoprene flex panels at the arms. New V Spandex collar for more comfort, internal “glidesin” to prevent water entries. Collar with zip for comfort. Three way zipper seal minimizes water entry. Spine pad is integrated as part of three way zipper seal. The knee pads are durable & stretchy for comfort. Ultra-stretch wrist & ankles. ABOUT Aqua Lung Aqualung have been industry leaders producing a range of diving equipment from regulators & computers to drysuits, wetsuits & masks. Aqualung have been producing dive equipment since 1943, started by Jacques-Yves Cousteau & Émile Gagnan who introduced the world to scuba diving & the Aqua-Lung.