The Dolfin Women's Lightstrike Bonded Open Back, Regular Chest, Long Torso, Flex Leg, Tech Suit Swimsuit is the culmination of years of research in biomechanics, active drag analysis, fabric innovation, and compression analysis. This new tech suit provides the power of a perfect fit, customized to each specific stroke and body type along with innovative technology like a Stormlight shell, Hyperlight lining, and Perfecta-Fit micro-sizing.STYLE: Women's flex leg longtech suit. GREAT DETAILS: Shine brightly in every race in this LightStrike flex leg long Women's open back in black. LightStrike is the culmination of years of research in biomechanics, active drag analysis, fabric innovation, and compression analysis. PERFECT FIT & FEEL: Get the perfect fit possible with our perfecta-fit micro-sizing, power flex straps, torso control taping that elminates drumming and gapping, exclusive fabrication of shell and lining, vibration control taping, and variable compression, all with a soft blend of nylon, polyester, and spandex.