Pellon® 380 Soft-N-Stay™ Sew-In Stabilizer 20" x 10 yards Bolt. Color: White. Fiber Content: 100% Nylon. Application Method: Sew-In. Lightweight, sew-in stabilizer that will remain with your fabric through wear and laundering. It has a soft, non-woven texture that is great for projects that come in contact with skin. Use a simple cut-away removal for excess stabilizer. It is great for projects such as children’s wear, sweater knits, and open-weave fabrics.