Please Note: Due To Packaging Updates, The Image Shown May Temporarily Appear Different From The Product Received. New And Improved Moisture Releasing Technology Polartec: Power Stretch-Rx&Reg; High Performance Design For Active Support Dual Precision Straps For Customer Fit Support Your Active Life&Reg; Antimicrobial Treatment Of Odor Control Designed To Help Prevent Re-Injury Keeps Joint Warm And Limber Fits Right Or Left Knee Features: Breathable, Moisture Wicking Polartec&Reg; Power Stretch-Rx&Reg; In Back Panel For Comfort Contoured Design With Dual Precision Straps For Anatomical Fit Antimicrobial Treatment Inhibits Odor-Causing Micro-Organisms Strong, Durable Materials Help Provide Stability Open Patella For Support And Comfort Of Kneecap. Usage: This Futuro Sport&Reg; Open Patella Knee Support Provides Support To Stiff, Weak, Or Injured Knees. A Unique Combination Of Neoprene And Polartec&Reg; Power Stretch-Rx&Reg; Materials Keeps The Knee Warm & Limber While Releasing Excess Heat And Moisture. The Contoured Design & Dual Precision Straps Will Help Keep The Support In Place During Sport Or Other Vigorous Activities. Size: For Left Of Right Leg, Measure Around Kneecap While In A Standing Position: Small - 130 - 15.0 In (33.0 - 38.0cm) Medium - 15.0 - 17.0 In (38.0 - 43.0cm) Large - 17.0 - 19.0 In (43.0 - 48.0cm) Developed In Collaboration With A Panel Of Physicians, Surgeons And Medical Specialists. Futuro Offers A Wide Range Of High Quality Products. Each Is Designed To Offer Optimal Support, Comfort And Fit. Futuro Guarantees Its Products To Be Of The Highest Quality. If You Should Receive A Defective Product, Please Wash And Return It For Replacement Or Full Replacement Value.