Coats & Clark Secura Heat Activated Button Thread creates a super tight seal that can eliminate the problems of loose or lost buttons. The thread fuses to itself, not to fabric. It is 100-percent polyester core-spun thread, infused with a fusible compound. Once an industrial product, it is now available for home sewing. Secura can also be used for snaps, hook-and-eye fasteners, bead and sequin attachment, and it is a safe, durable choice for children’s clothing. Available in 100-yard spools,