Use this quick chart to choose the right interfacing or stabilizer for your bag project without overthinking it. Match your bag size, desired structure, and fabric type to the recommendation below, then shop directly from the corresponding section. This guide is designed for fast decisions and fewer mistakes.

If you want... Choose... From this section
Light support for quilting cotton SF101 Shape-Flex or Sew Woven Light Structure
Soft padding and a cozy feel 987F Fusible Fleece or Batting Light Structure
Structured finish for small-medium bags Decovil Light (525) or Decovil Light Sew-In (523) Firm Structure
Stand-up structure for large bags without heaviness Foam (FF78F1 fusible or FF77 sew-in) Firm Structure
Very firm bases and crisp panels Decovil Heavy (526) Firm Structure
Ultra-firm base, very rigid structure Peltex 71F Firm Structure
Temporary stabilizer for dense stitching or embroidery Tear Away Specialty & Support
Firm support without bulk for certain panels Décor-Bond Specialty & Support
Bag-focused support that stays flexible Callie Del® Specialty & Support