Hobbs Heirloom Premium Cotton Batting Twin Size 72" x 90" Heirloom Premium Batting is a blend of 80% long staple cotton fibers and 20% polyester. The combination of these fibers creates a strong, long wearing batt and is very easy to work with. It maintains its loft, has exceptional resilience and needles wonderfully. Maximum distance between stitches is 4". This batting is excellent for hand and machine quilting, dark and light fabrics.