One Size, AdjustableFlexible Dual Side Stabilizer Provides Extra StabilityComfort Fit Sleeve helps reduce irritation behind the knee Breathable material keeps you cooler amp; drier Antimicrobial treatment inhibits growth of odor-causing bacteria*Ace Brand adjustable braces are designed to provide you with the optimal support you need while assuring proper fit and comfort. Features patented 3 strap system for adjustable compression and custom fit Dual side stabilizers provide extra stability to the knee and helps reduce soreness Soft, neoprene blend material is breathable and allows excess heat and moisture to escape to keep you cooler and drier Plush binding for durability and to help prevent chafing Ideal for sports and other activities The ACE trademark is your assurance of superior quality, support, and comfort. BD guarantees customer satisfaction or your money back. BD Cares: This is not a substitute for medical advice. Always consult a medical professional for advice about treatment or injuries or irritation. *Antimicrobial is intended to protect the brace and does not extend protection to the skin. Adjustable Sizing: Measure circumference of thigh 3 inches above kneecap Size: Fits up to 22or 55. 88cmMade in China