All Youth Crewneck Sweatshirts: Gildan Youth Heavy Blend Crewneck Sweatshirt (18000B) - The Heavy Blend collection is now made with finer yarns and new MVS Air spinning technology, that improves the fabric by reducing pilling, enhancing durability and creating a smoother printing surface. Classic fit, 1x1 rib with spandex for enhanced stretch and recovery, Tear away label.