Merchant & Mills also has recommendations
Having sewn quite a lot together over the last several years
small scrap of heavy interfacing - Pellon Peltex 71F
Extra fabric may be needed to match plaids
as well as options for either a zippered or zipper-free back
Aurifil Thread - 50wt 100% cotton - colour 2800 Pale Green Book Merchant & Mills also hasAurifil Says this about their 50wt thread. The 50wt is strong and thin, and results in remarkably flat and crisp seams. While it is wonderful for piecing, subtle quilting & topstitching, and English Paper Piecing it also works incredibly well for Needle Turn Applique, Bobbin and Machine Lace, Machine Applique (Straight Stitch, ZigZag, Blind Hem and Blanket Stitch,) Machine Embroidery, Dense Machine Quilting, Subtle Machine and Longarm Quilting,