The Mueller Adjustable Back Support is the ideal solution for anyone dealing with lower back pain. With its adjustable fit, you can be sure to get a precise fit that gives the support you need when it's needed most. The adjustable design accommodates waists from 45" to 65", making it one size fits most so you don't have to worry about finding the perfect size. Plus, its lightweight design allows you to wear it discreetly under clothing or over your clothing depending on your preference. Enjoy long lasting support from strains, sprained, and aching backs with the Mueller Adjustable Back Support.