The JURNY 3 strap latex plus size waist trainer, has 9 steel bones added to increase the support effect, while retaining flexibility and agility. 3 rows of hook and eye closure and 3 adjustable waist belts allow you to choose the compression rating to get a proper tummy control. This waist trainer also has wide shoulder straps, for extra support. 96% Cotton, 4% Spandex, 100% Latex