interfacings
/ˈɪntərˌfeɪsɪŋz/
noun
- Multiple layers or types of fabric used to give shape, stiffness, or support to garments.
- She compared fusible and sew-in interfacings before choosing one for the jacket.
- Different interfacings are used for collars, cuffs, and waistbands.
- The sewing kit contained several interfacings for different parts of the dress.