Age : Above 13 Material : nylon, latex ankle brace : foot brace ankle support brace : ankle sleeve ankle support : sprained ankle support plantar fasciitis : plantar fasciitis ankle wrap sprained : ankle wrap Package include:1Pcs*Ankle Support Note: The quantity of this item is 1pcs, no left and right foot differences, if you need more, please choose the quantity above 1. Size S: Length: 24cm/9.4inch UP Circumference:9.5cm/3.7inch Down Circumference:7.5cm/3inch Suitable for US foot size 1-2.5 Size M: Length: 24cm/9.4inch UP Circumference:10.5cm/4inch Down Circumference:8.5cm/3.3inch Suitable for US foot size 4.5-6.5 Size L: Length: 24cm/9.4inch UP Circumference:11.5cm/4.5inch Down Circumference:9.5cm/3.7inch Suitable for US foot size 7-8.5 Size XL Length: 24cm/9.4inch UP Circumference:12.5cm/4.9inch Down Circumference:10.5cm/4inch Suitable for US foot size 9.5-11 Thickness: 0.3cm Features:    1. Soft & Comfortable: Made of high-quality breathable nylon material, with excellent strength and versatility, absorb sweat quickly and make your feet comfortable.    2. Fast Recovery: Open toe anti fatigue sleeves can efficiently recover your troubling plantar fasciitis, ankle, spurs pain, edema, also improve blood circulation, arch support, and ankle stability for sports. Better oxygen circulation helps reduce lactic acid build up and aids muscle recovery in ankle and feet, including your heel and arch.   3. Versatile Purposes: This arch support provides unmatched comfort and pain relief for your feet. Strong protection at the ankle and foot helps force balance to prevent twists and sprains caused by excessive forces.   4. A Perfect Accessory For Everyone: runners, walkers, athletes, nurses and doctors, etc. And Compression sock is one size fits most.   5. Ideal For Every Day Use: These high performance foot sleeves are optimally designed for a perfect fit and everyday use. Ideal for those who are on their feet a lot or play sports regularly. They can be worn with shoes or under normal socks.