The major advantage of latex-free Powercord is that it returns to its original shape after stretching. Perfect for use with transparent gemstone beads as well as crystal and glass. High-quality elastic is perfect for making today's popular fast-selling chokers, bracelets or anklets. This set includes 25 meters each of the 3 most popular diameters: 0.5mm, 0.8mm and 1mm. Knots easily to terminate strands. Material: Clear stretch elastic (latex free). Length: 3 spools of 25 meters (82 feet) each. Diameters: 0.5mm, 0.8mm and 1mm. Great for bracelets and other jewelry designs! Simply add beads and finish with a knot and glue.