The brace supports and compresses to prevent and relieve stress injuries. Use the brace during sports activities or for everyday wear.The interwoven construction ensures superior flexibility and breathability. The brace is hand wash and will fit either left or right.What's in the Box? Flexible Stretch Joint Compression Sleeve Support Brace (Multi-Packs)Specifications: Size: OSFM (one size fits most) Material: 65% Acrylic + 35% Latex Limited Quantity Available 90 Day Warranty