The best interfacing for bags

Are you still looking for the best interfacing for bags?

Maybe you already know that I love to sew quilted bags? There are a few reasons for this:

  1. Sometimes you don’t have the proper interfacing at hand. If you are a quilter, you probably have batting scraps. With batting and a backing (or no backing), you can make any fabric work for bags.
  2. If you are a bag maker, you know how to press a bag. If you gift this bag, for the owner, pressing bags is a mystery and a hard and boring task.  You can make it easier if the bag is quilted.

Even if I use fusible interfacing – the heavyweight stuff, I prefer to quilt the pieces of my bags.  The stitching keeps the layers together better, and the pressing is easier.

See below some examples.

Denim/ heavyweight cotton with Decovil lightweight interfacing.
Quilt weight cotton/quilted
Quilt weight fabric/Pellon Peltex interfacing (fusible, heavyweight), quilted.
TRENDING patterns

Best interfacing for bags?

You probably know that there are several foam-type interfacings on the market, and I finally tried two of them. 

Bosal In-R-Form foam stabilizer

The two bags below were made with Bosal In-R-Form foam stabilizer. I have the single-sided fusible stuff (there are other versions also). It came folded into a plastic bag with terrible creases and I was worried that the creases will show in my final bag, but it wasn’t the case! The fabric fuses on it extremely easily and fast – this was the easiest and fastest fusing I have ever done! I love this!

Here is what this foam looks like.

So this was my first bag (made with my Danielle pattern), it is a large bag, and it turned out beautifully. The sewing was easy and fun, and the bag, in spite of its size, is lightweight, which is always a bonus, especially for big bags that hold a lot of stuff.

Best interfacing for bags

I free-motion quilted the panels of this bag, but this wavy quilting can be done with the walking foot, as well.
The foam enhances the texture so much, you can’t get this texture with a single layer of batting!

Best interfacing for bags

I cut the foam the same size as my fabric pieces and still the sewing was easy. In many seams of this bag, there are three layers of foam, but the seams don’t look too bulky!

Best interfacing for bags

But maybe not everyone likes that quilted texture? I thought about this, and I made a bag with fabric just fused to the foam, and no quilting. Pressing the bag seems easier to do on the foam than on heavyweight interfacing (like Pellon Peltex). 

Best interfacing for bags

Still easy to insert the zipper, even with the foam.

Best interfacing for bags

This is my Amelie pattern.

I am so happy how these bags turned out.
So, why I love this foam interfacing?

  • fusing the fabric to foam is easy task
  • it is easy to sew with it, even when multiple layers are involved
  • it makes lightweight bags
  • the bag is soft and flexible.
  • the foam gives structure and the bag stands on its own
  • wonderful finish with almost no effort – after the bag was finished, it needed just a lightly pressing!

grab my free guide

The Interfacing Guide Every Bag-Maker Needs



No More Guessing Which Interfacing to Use

This guide makes it easy to choose the right interfacing for every bag you sew. With tips, fabric pairing suggestions, and easy-to-follow charts, you’ll create beautifully structured bags every time. It’s the ultimate tool for stress-free, professional-looking results!


I hope my experience helps and you will give this stabilizer a try. In the next days I will show you some bags made with another foam stabilizer.

 

Happy sewing!

 

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6 Comments

  1. I’ve used Bosal for a while now for my bags, it’s fabulous. Embroiders like a dream and it’s washable, just stick your bag in the washer it comes out like new and keeps its shape.

  2. Yes!!!! This is the BEST for bags…. And the Bosal is better than Pellon’s version, sorry to say. You can order 15 yard bolts instead of buying the 1 yard packages…

    Geta, you have a great blog and great patterns! Your quilting is inspiring!! Thanks!

  3. I’m about to start making lots of bags. Thank you Geta for highlighting Bosal In-R-Form foam stabilizer.

    I live in Australia, so hopefully I will be able to source this product here.

    Recently I purchased Geta’s bag and pouch package. I highly recommend this as it contains such great designs and clear instructions.

    I look forward to Geta’s blog and learn so much from the wonderful tips she shares with her followers.

    Robyn from Australia

  4. Where did you find the fabrics like the black white yellow daisies fabrics? Are those retail fabrics or custom prints like Spoonflower? How does a complete beginner get started to make a free motion quilted bag like yours? I’m not a quilter and don’t want to make quilts, but I do like the bags.

  5. I have an ordinary Necchi machine. How might it be possible to make the wavy quilt pattern using a walking foot?

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