Size: Crib: 45 x 60in (114cm x 152cm) Heirloom® Premium 80/20 Fusible Cotton Blend is a double sided iron-on batting. This eliminates the need for pinning or basting. Fusible Cotton Blend is made from 80% long staple cotton fibers and 20% fine polyester. Commonly known as 80/20 batting or wadding. This blend of fibers along with a light needle punch, creates a strong, durable batting, that is very easy to handle. This product has an additional fusible resin applied to both front and back, so that it becomes fusible with fabric. Shrinks about 3-5%, but if pre-washed, will become non-fusible. When washed, the product becomes similar to Heirloom® Premium 80/20 Cotton batting. It is best to hand or machine quilt about four inches apart. Heirloom® Premium for use with medium or dark fabrics. Note: If used with light colored fabrics, unbleached cotton can slightly darken white and pastel colors.