I took myself in November size 3XL, started walking since September twice a week for one and a half hours a fast step (so that the muscles felt) came the first belt-I liked after after Now I took a smaller one-the size of M. its main function it performs. But lying in it on the couch is unlikely to help. Thank you seller. I did not have to communicate with him, sent immediately, it came on time. Recommend.
