Material: neoprene<br />size :S M L XL XXL<br />Neoprene Slimming Waist Belts <br />Color: Outside : Black<br /><br />            Inside: Yellow<br /><br /> <br />Package: opp  bag <br /><br /><br />waist narrowest width <br />      title size           maximum strech <br />S   28                    40<br />M     30                  42<br />L     32                  43<br />XL   34                  44<br />XXL   35               46<br />XXXL  36              48