Be prepared for your projects with WildFire thread from Beadalon. This thread has a thermally bonded coating and will avoid fraying at the ends. This coating also prevents the thread from being pierced with a needle. WildFire thread is extremely strong, waterproof, and has zero stretch. This 50 yard spool of thread is .008 inches or 0.20mm in diameter and features a versatile grey color that will work with a variety of color palettes. Use it for seed bead projects, bead embroidery, and more.