Xcellent Global Ultra Compression Leg Sleeves (1 black pair) fit Men and Women - Reduce Calf Pain and Strain - Great for Running, Walking, Cycling, Travel, Basketball, Soccer M-SP007 Material: 80% Neoprene, 20% Polyamide Offers extra calf and shin guard while exercising, minimizes damage, enhances blood circulation Unisex non-stirrup calf guards for reducing fatigue and increasing strength during workouts, allows muscles to work efficiently Great for racing, walking, cycling, travel, basketball, soccer and recovery M fits leg circumference from 7.8~10.9", L fits leg circumference from 8.6"~11.3", package including: 1 black pair