Description: Sturdy and Stretchy:Elastic string is made of material.Never lose shape or break after a long time use.Hold up beads well and flexible.You can bead with two cords to make your jewelry more securely. Delicate and Stylish Design:Bead cord is not too thick or not too thin.Crystal string can get through the smallest beads yet hold the heavier one.A perfect combination of look and function. Wide Usage:Stretchy string is great for making and repairing bracelet, jewelry, beading, necklace and other art craft projects.Especially suitable for a variety of beads such as seed beads, gemstone beads, glass beads.A must have to a bracelet maker. Size: 1.0mm/5m,0.8mm/7m,0.5mm/12m,0.7mm/8m,0.6mm/10m Material: Crystal Elastic Thread Package Includes: 10 Rolls Crystal Elastic Thread Note: Please allow a little size error due to manual measurement. Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the item's color may be slightly different from the pictures. Please understand.