This pack of 1 mm stretch elastic cord includes 2 black rolls and 2 white rolls, each measuring 55 yards, and is made from nylon polyester fabric blended with braided rubber for durable, long lasting elasticity suitable for jewelry making and crafts. Highly stretchable elastic string offers excellent recovery within normal tensile range, maintaining its shape without permanent deformation for secure bracelet and necklace designs. Flexible and easy to cut and knot, allowing smooth threading for pony beads, seed beads, and charms without requiring multiple knots for a firm hold. Suitable for bracelet making, necklace design, beading projects, drawstring bags, hair ties, party hat straps, and various DIY craft applications, making it ideal for hobbyists and professional jewelry makers. This pack of 1 mm stretch elastic cord features 2 black rolls and 2 white rolls, each measuring 55 yards, crafted from nylon polyester fabric combined with braided rubber for strong and long lasting elasticity. The highly flexible cord provides excellent stretch and recovery, helping bracelets and necklaces maintain their shape without permanent deformation. Easy to cut and knot, it allows smooth threading of pony beads, seed beads, and charms with a secure hold. Suitable for bracelet making, necklace design, beading projects, drawstring bags, hair ties, party hat straps, and various DIY crafts, it is ideal for both hobbyists and professional jewelry makers.