... stay Size: S,M,L,XL Item: BK-019Description: Elastic Back Support Material: Nylon, Latex, Spring staySize: S,M,L,XLFeature & ... abdominal area. Nine flexible plastic stays in the back and sides provide extra support and prevent the belt from rolling. One model ... fitted sizes.Designed to provide maximum support to strained, sprained and aching backs. Helps provide relief from pain due to injury or ...