Soft elastic thread for gathering and smocking. Wind by hand onto the bobbin and stitch with regular thread on top to create ruffles and stretchy shirred panels on dresses, sleeves and waistlines. The 60% latex / 40% polyester blend offers reliable stretch and recovery. Suitable for hand or machine use; perfect for lightweight to medium fabrics. Designed for home sewing kits and general craft use; follow fabric care settings for best results.