Step up your performance in this cool, comfortable sports bra with great support and a versatile J-hook back. Inner cup support slings are made of COOLMAX which dries five times faster and wicks moisture away from the body. Gives medium coverage. Contour bra has wide curvature underwires that support the breasts and are lower at underarm for comfort and mobility. Cup is made of breathable, molded spacer foam. Inner support slings are made of COOLMAX moisture-wicking fabric that feels cool against skin. Upper and lower slings. Outer support panels are ventilated for heat release. Wide, sewn-on velour-touch elastic underband for stability. J-hook at back converts to an "X" back and slides along strap for best position. Center panel - tall triangle with wires touching at top. Seamed sides and back have covered elastic at top edges for fit. Wide, padded front straps are non-stretch, attaching to restricted stretch elastic that adjusts with coated metal hardware in back. Back coated metal hook-and-eye closure, see Fitter's Comments below for hook count. Freya Active logo on left side near cup. Leotard back. Perfect for active, full-busted women, in up to an H cup. See matching Freya Active Performance Capri Pant AA4005.