Isotherm Thermal Insulation

This fabric will retain heat or cold, the choice is yours!
Now available in a medium-weight or heavy-weight (Isoteck)

Thermal insulating interlining fabric for adding insulation to cool bags, bottle warmers, packed lunch bags, picnic blankets and much more.

You can use this fabric to make your sewing projects even more functional. Its insulating properties mean it can retain heat or cold, making it very versatile.

120cm (48″) Wide

Non-Woven

Wipe Clean only NOT machine washable.

This is NOT Microwave safe

We always cut multiple purchases of the same fabric as a single long length, so if you need a longer piece, use the lengths as building blocks by adding them to your basket.