Speedo Power Plus Prime Kneeskin racing This entry level, lightweight kneeskin makes a difference on race day thanks to quick-drying fabric with two-way stretch that also offers stabilizing compression and shape retention. Specially engineered seaming improves leg muscle engagement through every movement so you get the most out of each kick and turn. Taped leg openings ensure the suit stays in place no matter how fast the swim. This suit is FINA approved. FINA approved Lightweight, quick drying 2-way stretch fabric renowned for excellent shape retention and muscle stabilizing compression Seam-bonded outer and liner fabrics provide a locked-in-feel and the right amount of compression Taped leg openings provide the most secure fit, ensuring the suit will stay in place during the fastest of swims Engineered back seams stabilize the gluteal, quadriceps and hamstring muscles through each kick, start, and turn Fabric Content: 71% Nylon/29% Lycra Spandex #00 #xxs #swim