The package contains three 20-yard spools of genuine linen thread. The threads are thoroughly coated in wax for hand-sewn bookbinding. The spools are
Meisi Super Fine Waxed Linen Thread M30 0.35mm – LeatherMob
Af Photo Corners 1/2 240-Pack
Waxed Linen Thread- Country Red — Two Hands Paperie
Waxed Linen Thread for Leatherworking - Lee Valley Tools
Creativity Street Craft Wood Sticks 0.38x4.5 150-Count
Lineco Bookbinding Awls
35/3 Linen Thread - John Neal Books
Linen Thread – Townsends
Waxed Linen Thread 3-Pack – Mystery Fun Club US