This was originally featured in the Notions department of Threads #179 (June/July 2015).

Bosal Foam & Fiber’s In-R-Form foam stabilizers are soft, formable, and easy to sew. The product comes in multiple types, including single-and double-sided fusible as well as sew-in. Sew or fuse these 1/8-inch-thick foam stabilizers to fabric to support sturdy bags, totes, and tablet cases that keep their shape and cushion your belongings. Black or white foam colors are available, and sheet sizes vary.

Visit BosalOnline.com to find a dealer. Prices vary.