With graduated compression engineering to promote maximum blood flow, the 2XU Compression Tights utilize PWX FLEX fabric to wrap and support the major muscle groups allowing them to fire more efficiently, while promoting increased circulation to reduce fatigue and increase power. Its graduated compression design helps promote circulation (venous return) for improved oxygenation of muscles and reduces muscle damage fatigue. Made with a flatlock seam construction for reduced chaffing, an antibacterial fabric, and a UPF50 Sun Protection, 2XU Compression Tights are perfect for training, competing, and recovery.