Backed by 45 years of wetsuit technology, NeoSport wetsuits combine a balanced blend of superior materials and design. Each of NeoSport&&';;s suits--the NRG Full, NRG Sleeveless and NRG Short Sleeveless--are constructed with exclusive ultra-smooth 5mm Speed Skin neoprene, providing maximum buoyancy and performance. NeoSport triathlon suits have all the key features both beginner and veteran triathletes are looking for. Ultra-light neoprene the lightest weight neoprene on the market Super Soft Exclusive SPEED SKIN neoprene material Glued & sewn seams for ultimate durability Heavy duty #10 YKK zipper with metal zipper head Adjustable VelcroA(R) collar locks out water Skin-In collar to prevent scooping Reinforced spot taping in stress areas Mid-calf leg opening for fast transitions Easy-out zipper pull makes for speedy transitions Anatomical cut pattern for a comfortable fit Internal key pocket Tear away sizing tags