Take flight in these high-performance 2XU Compression Socks. ; Graduated compression increases blood flow and minimizes lactic acid buildup resulting in reduced muscle swelling, faster repair, and diminished soreness. ; Reduced long-haul fatigue and muscle stiffness. ; Merino wool blend with strategically padded zones at footbed for increased comfort. ; Seamless toe cage. ; Vented toe panel offers greater breathability. ; 55% nylon, 23% elastane, 5% wool, 17% polyester. ; Machine wash, tumble dry. ; Imported.