Gerber Short Sleeve Onesies® White - Short sleeved one piece baby underwear available in 7 sizes. 100% ring-spun combed cotton for comfort and softness. The expandable shoulder neckline makes it easy to put on and gives it a great fit. Three snaps at the crotch for quick and easy diaper changes. Preshrunk to maintain size and shape after washing. The smooth side seams won't irritate baby's skin. Helps keep diaper in place and baby comfortable. Please check both the weight and height measurements when ordering. Size names are an estimate only as sizing does vary by brand. Machine washable and tagless. Sizes Newborn to 9 month are in 5 packs, sizes 12 M,18M, 24M, and 3T are in 4 packs.