The ThermaCare® Menstrual HeatWrap, Neck, Wrist & Shoulder HeatWrap, and Knee & Elbow HeatWrap are available in one size only. The Lower Back & Hip HeatWrap is available in S/M and L/XL sizes:
|Women's Pant Size||Men's Pant Size|
|S/M||Up to size 8||Up to 34-inch waist|
|L/XL||Size 9 up to size 20||35-inch 47-inch waist|
Some retailers may carry one size most while other retailers may carry both the S/M and L/XL options.