Brother SA5906 Adhesive Backed Water Soluble Stabilizer
Excellent for adhering to fabrics with excessive stretch such as Lycra or spandex completely removable when submerged in warm water or put through a gentle wash cycle.  Fits the following machines: PE770, LS2125i, XL2230, XL2600i, XL2610, XL3510, XL3750, ES2000, CP6500, CP7500, 1034D, PC210PRW, PC420PRW, SE400, LB6800PRW