This is a Body Glove Model 3006A Padded Knee Support. This great item features: BodyGlove QUALITY Fully lined for maximum compression and support Fitted 12 Tradewinds(TM) sleeve features thick 1/2 inch "memory foam" pad positioned over kneecap, for extra protection from abrasion, bumps and impact Tradewinds open-cell neoprene construction gives snug, supportive fit without the heat, itching or sweating caused beneath non-breathable neoprenes Non-snagging Mauser taped seams for smooth comfort, strength and durability Flexible, easy on and off sleeve design Hand wash warm, air dry Sizing Chart: Measure leg circumference at a point 3A 1/2" above center of patella (knee cap). Please Note: The sizing chart measurements are to be used as a guide only, They may not be exact. Small 13"-14" Medium 14"-15" Large 15"-17" X-Large 17"-19" This Model 3006A Padded Knee Support is great for all sport uses. "