Red Heart Sizzle Crochet Nylon is a nylon thread that can be knit, crocheted, knotted, braided or macramed. Make friendship bracelets, jewelry, belts, bags and other accessory items. Solid Content: 100% Nylon. Metallic Content: 96% Nylon, 4% Metallic. Putup Solid: 100yds (91.4m). Putup Metallic: 65yds (59m). Suggested crochet hook size B1 (2.25mm). We try but are not always able to match dyelots. Care: Machine wash, dry flat, do not bleach, dry clean using P solvents. Comes in a variety of colors. Each sold separately. Imported.