Thank you for viewing. SPEEDO Pro Hybrid 2 Openback Kneeskin (Women's) SCW12350F Women's Competitive Swimsuit Open Back Type Spats FINA Approved This women's openback kneeskin is for those new to woven swimwear or looking to step up from knit. It's a hybrid model that combines woven and knit fabrics. It reduces body irregularities and minimizes water resistance. It also offers the benefits of thigh compression and leg lift. Furthermore, the double-layered construction around the abdomen provides core stability and a buoyant sensation in the water. Material: LZR CORDURAR II (60% nylon, 40% polyurethane) x FLEXΣII (85% polyester, 15% polyurethane)