Designed to thread the jelly roll strips and the batting together. Fold Jelly Roll strips with a layer of batting/wadding quickly and easily with this nifty tool. No need to iron the strips – simply feed the layered strips into the Sasher in your lap and feed the folded strips directly to your sewing machine for basting. Great for Jelly Roll Rugs, bags, mats, placemats, runners, bowls etc.