2XU Women's BCA Mid-Rise Compression Tights 72% Nylon / 28% Elastane (Invista LYCRA) Imported 2XU signature PWX (Power-Weight-Flex) fabric provides graduated compression and support to muscles  reducing impact and strain and increasing agility, circulation and recovery Sleek and streamlined fit for optimal comfort and style Mid-rise flat waistband for a secure fit Powerful Invista LYCRA provides multi-directional stretch for exceptional fit, support, and recovery Moisture wicking technology to keep you dry with a flatlock seam to help chafe prevention Antibacterial UPF 50+ Sun Protection