The Vizari Compression Sleeve is suitable for both childs and adults of all ages. Players wear the compression sleeve over a shin guard that is a slip-in style. The compression sleeve holds the shin guard in place. This compression sleeve is made of 100% polyester, making it lightweight, breathable, and ultra-comfortable. Its compression fit offers increased support and stability, while its strong and durable construction ensures superior comfort. Perfect for any activity, this compression sleeve is the ideal choice for athletes looking to maximize their performance.