SIZING Please measure your little one from head to toe and match the length of your baby with the corresponding size next to it on our sizing chart Please do NOT buy one size up The bag will not fit until your little one reaches at least 2 to 3 months for the small size 30 for the medium size and 37 for the large size It is generally recommended to swaddle your infant for the first 2 to 3 months or when they start to roll Choose a sleeping bag thats suitable for the season SAFE SLEEP Baby sleeping bags should be sleeveless to aid the heat loss and air circulation Babies sleeping under traditional blankets rarely sleep with their arms inside Sleeveless design reduces the risk of overheating Your baby is covered and warm all night No more kicked off covers means your baby sleeps more comfortably Adjustable armholes Available in three sizes 311 1024 and 243T months HIGH QUALITY This is a 125 Tog Summer Model baby sleeping bag for room temperatures above 70 F Minky Dot outer shell and 100 Jersey cotton inner lining High quality YKK snaps and zippers Please follow our sizing chart The large size will not fit unless your toddler is at least 24 months old SPACIOUS AND PRACTICAL Generous bell shape sack design allows ample room for kicking but cannot be kicked off so baby stays warm all night If babies are comfortable they tend to sleep longer So enjoy that extra rest Front zipper for easy diaper changes Machine washable and can be tumble dried on low heat SUMMER WEIGHT This is a warm summer model with its intended use in airconditioned homes The recommended nursery temperatures should be above 70F and below 78F a temperature range most commonly used in airconditioned homes during hot summers A Baby Sleeping Bag surrounds the baby providing insulation from both below and above and also a warm pocket of air around the baby