HeatnBond Fusible Interfacing Heavy Weight Item # L3338
Fusible Interfacing is a non-woven, polyester blend for sewing projects requiring stabilization of
a fabric, reinforcement of a fabric or a bit of extra body to a material. It is mostly used while
sewing garments such as shirt cuffs, collars and button holes, dresses, blouses, waistbands,
and jackets, but is also used in home décor projects and handbag creation.
•All Therm O Web Fusible Interfacings are machine washable, dryable and dry cleanable.
•Iron-on Interfacings allow for construction of the garment without extra pinning!
•Adheres to the fabric in seconds!
•Use Light Weight for lighter fabrics such as: chiffon, light cotton, rayon, satin, silk, taffeta and sheer fabrics.
•Use Medium Weight for mid weight fabrics such as: medium cotton, light denim, flannel, fleece, linen and light wool.
•Use Heavy Weight for thicker fabrics such as: corduroy, heavy cotton, denim, tweed, velvet, and heavy wool.
•Use Fusible Fleece on most fabrics to add body and loft to a project.
Directions for Interfacing
NOTE: Before using Fusible Interfacing, always PRE-WASH all materials WITHOUT using fabric
softeners (in washer or dryer). Always pre-test interfacing on materials.
1.Pre-heat iron to medium heat setting with steam.
2.Cut Fusible Interfacing to the shape and size needed for pattern. Cut away seam
allowances if needed.
3.Place the rough side of the Fusible Interfacing onto the back (also known as the wrong
side) of material to be bonded.
4.Cover with a lightweight, dry pressing cloth. Press and hold iron with medium pressure
for 10-15 seconds. Repeat by lifting iron to new area and pressing, slightly overlapping
previous area until entire surface is bonded.
5.Allow pieces to cool then check the seams for proper adhesion. Iron again if needed.
6.Sew as needed per project instructions.
Tips for Interfacing and Fleece
Always use a dry pressing cloth between your iron and the project to protect your iron from
If the iron does not produce enough steam for proper adhesion, a slightly damp pressing
cloth may be used in place of a dry one.
Recommended Fabrics for Light Weight Fusible Interfacing:
Recommended Fabrics for Medium Weight Fusible Interfacing:
Recommended Fabrics for Heavy Weight Fusible Interfacing:
Recommended Use for Fusible Fleece:
•Adding loft to wearables and decorative appliqués
•Fabric purses and tote bags
•Quilting and home décor projects