4.5 oz., 100% combed ringspun cotton fine jersey; Double needle hem and sleeves; 2-piece hood with self-fabric ears; Self-fabric back neck tape; Ribbed collar, side seam construction; Flatlock stitched raglan long sleeves; Innovative three snap closure; Snap Tape Technology that keeps kids safe and secure; Easytear label; Inventory is transitioning to plastic snap closure; CPSIA compliant tracking label in side seam