Elastic thread for ruffles, shirring and smocking on garments and accessories. Load by hand onto the bobbin and sew with regular thread on top to build comfortable stretch panels that retain shape. The 60% latex / 40% polyester construction balances elasticity and durability for repeated wear and laundering. Suitable for hand or machine sewing. Designed for home sewing kits and general craft use; follow fabric care settings for best results.