* Yamamoto SCS: Advanced surface coating reduces water friction during the swim.* Maximotion+: Continuous and extensive 1.5mm neoprene panels for supreme flexibility for your stroke.* Core Stabilizer: Reinforces the core, enhancing the connection from the torso to the upper and lower body, to promote a more efficient stroke.* Fuse Neck: Double sided SCS collar construction for a water tight neck and extreme comfort.* Body Positioning Regulator: Thicker panels strategically placed for more buoyancy and perfect adjustment of your swim position.