Soft Bulky serger threads
Mettler Seraflock and Gutermann Bulky lock is a bulk thread for use in overlocking and serger machines. It creates a flexible and very soft seam. Especially suitable for sewing underwear, sportswear, and swimwear, as well as for sewing any elastic, knitted, and woven fabric. Seraflock is available in 30 colors, while Gutermann Bulky Lock Multicolor is available in 12 color combinations.
