DonJoy Reaction Web Knee Brace size medium/large M/L Condition notes: Very good, used 1-2 times only Our best solution for anterior pain. Innovative design works to shift weight away from the painful areas in the knee. Dynamic Support Webbing Absorbs shock and shifts weight to help alleviate knee pain. Superior Comfort Open web design and mesh backing allow for breathability. Velcro straps on the top and bottom. Lightweight Constructed out of elastomer, a blend of neoprene-free rubber materials not made with natural rubber latex. Complete Flexibility The brace can be worn on the left or right leg and with or without the sleeve. Undersleeve Included Made of 85% nylon and 15% spandex the undersleeve reduces friction or chaffing. The undersleeve is supposed to fit tightly. about beelee39's closet: --smoke-free/pet-free home --all items washed, unless NWT --same or next day shipping --all reasonable offers considered --over 900 5-star ratings