Inzer XT Knee Sleeves(Pair) - Powerlifting, Weightlifting, Strongman More comfortable and easier to adjust with better blood flow than wraps or neoprene Ideal for rehab and injury prevention in heavy lifts Designed to go on and off easy between sets, and strap down tight when lifting Sold by the pair, Made in the USA SIZING: Measure around your lower thigh in inches. The lower thigh should be measured 3 up from the middle of your elbow joint. Make sure your thigh is relaxed. (S: 13-14) (M: 15-16) (L: 16-19) (XL: 19-21) (XXL: 21-23) (3XL: 23-25) If in doubt or in between sizes, go with the larger size.