🚙100% ORGANIC COTTON:Our organic cotton sleeping bag uses two layers of pure cotton gauze, 0.5 TOG. Ultra soft and cozy hand-feel.Perfect for warmer season or climates. Muslin is thinner and more breathable than knit, perfect for use in the summer. Layer with warmer sleepwear for cooler temperatures. | 🚙WASHING INSTRUCTIONS:Machine washable,I suggest you wash this sleeping bag by hand.Hand washing can keep the sleeping bag soft and comfortable.Your love for your baby is reflected in this process. | 🚙Safe and Simple Design:Double ways zipper for easy wearing and changing diapers.Safety tab protecting Baby’s little chin.Roomy sack design allows baby to move more freely and sleep better.Sleeveless design reduces the risk of overheating. | 🚙Size:70#Cloth's length 28",For 3-6 Months.80#Cloth's length 31",For 6-12 Months.90#Cloth's length35",For 12-24 Months.100#Cloth's length 39",For 2-4T. | 🚙TADO MUSLIN:GOTS certified organic cotton,which means no harmful substance are used in the whole production.Every wearable blanket has been carefully inspected to ensure quality and safety.You can buy a sleeping bag no worse than any brand for a lower price.We offer 30-day money-back guarantee and 1-year quality warranty. 24/7 Customer Service Stands By.