Halo ComfortLuxe Advanced Comfort Sleepwear Coverall features Halo"s exclusive ComfortLuxe fabric that breathes better than cotton to keep kids sleeping comfortably all year round * This innovative and oh-so-soft fabric helps to promote healthier skin in children, the only garments to be awarded the seal of acceptance by the National Eczema Association * Cooler, drier skin and a silky-smooth texture mean more comfort and less chafing, which can lead to fewer skin irritations * Little ones wearing ComfortLuxe Advanced Comfort Sleepwear stay cooler, drier and more comfortable while they sleep * Silky smooth ComfortLuxe two-piece sets are available in Newborn 6-12 pounds, 3-6 months 12-15 pounds, 6-9 months 16-18 pounds, 12 months 19-20 pounds, 18 months 21-23 pounds, 24 months 24-28 pounds, 2T 29-31 pounds, 3T 31-34 pounds, 4T 34-38 pounds