If you are using as a fusible interfacing for garments or making T-Shirt quilts the bolt is the way to go! Sulky Tender Touch stabilizer is a permanent lightweight, iron-on stabilizer that protects sensitive skin from scratchy stitches by fusing it onto the back of embroidered garments. As a soft and flexible knit mesh it retains the hand and drape of the fabric when used as an interfacing or in fabric manipulation. It is Ideal as an iron-on lining in garment construction. All Sulky stabilizers are acid and lead free!