Bliss Batting 80/20 Cotton Poly by Therm O Web. Consistently Cozy. Delightfully Durable. Experience the advantages of our cotton blend in every stitch. Bliss 80/20 Cotton Poly Quilt Batting is made from premium, USA-grown long-staple cotton (80%) combined with ultra-soft polyester fiber (20%) without added scrim. Designed for quilters who want breathability with more loft, plus dramatic stitch definition.