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with Sara Lawson
Online Class

Building Better Bags: Interfacing & Structure

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Make any handbag structured and stylish with techniques for selecting the best interfacing for bags. Patternmaker and sewing instructor Sara Lawson begins by teaching you about interfacing and how to choose the perfect type for every bag. Then, see how to work with flexible fusibles, medium and heavy-duty interfacings, fleece, foams and more as you explore bag-making from the inside out. Along the way, you'll discover the best way to test, fuse and sew each interfacing. Plus, get tips for using interfacing to support handles and hardware. You'll learn tricks for using alternative materials such as buckram, either to add structure or because you're in a pinch and ready to sew. Sara will also showcase her favorite designs and sewing techniques, demystify what happens when you wash hand-sewn bags and show you tips to achieve a fresh-pressed look. Never again wonder which interfacing to choose!


  • intermediate
  • 8 episodes
  • 1h46m

Included in this Class

1. Introduction

1. Introduction

Meet bag pattern designer and author Sara Lawson! In this introductory lesson, you'll learn that what's inside a bag is just as important as what's on the outside. Sara shows a selection of her own gorgeous bags and tells you a little about herself and her passion for bags.

2. Choosing & Testing Interfacing

2. Choosing & Testing Interfacing

Learn what interfacing is and how it makes your bags look professional by adding structure and reinforcing key areas. Sara walks you through different weights and types of interfacing, as well as packaged or by-the-yard options. Finally, don't forget to test your interfacing with your fabric!

3. Flexible Fusible Interfacings

3. Flexible Fusible Interfacings

Gain familiarity with midweight woven or nonwoven interfacings and how to fuse for a strong, pucker-free bond. Sara shows how to reinforce key areas as she sews a bag strap and installs a magnetic snap. In addition, discover how to add a zipper to a bag panel, trimming away excess interfacing to remove bulk.