This black Hot/Cold knee pad is essential for heavy lifters at work or the gym, long-standing workers, fibromyalgia, cramps, pulled muscles, bruises, and more. It's even great for use after a light jog or brisk walk for relaxation and aided joint recovery, or on vacation after a long day of adventuring. The soft edges and snug elastic fit design on the wrap-around pad make it uber comfortable to wear and one size fits most at approximately 30.5" long. Perfect for any gender and both right or left knees. The removable gel pad can be heated up as instructed or cooled down in the fridge or freezer. The knee pad comes packaged in a box.,Hot/Cold Knee Pad,