Aden + Anais: Classic Sleeping Bag 1 TOG – Picked For You (Medium) There's no need to stress over loose blankets in the crib with our breathable classic sleeping bag. Impossible for little legs to kick off, the wearable blanket slips over your baby's pj's and zips open from the bottom, making stealth nighttime changes a cinch. Plus, our 100 % cotton muslin is pre-washed so it's super soft from the start and stays that way wash after wash. There's no need to stress over loose blankets in the crib with our breathable classic sleeping bag. Impossible for little legs to kick off, the wearable blanket slips over your baby's pj's and zips open from the bottom, making stealth nighttime changes a cinch. The wearable blanket slips right over pj's and zips open from the bottom, making stealth nighttime changes a cinch Plus, our muslin is pre-washed so it's super soft from the start and stays that way wash after wash. Features: Muslin 100% Natural bamboo fibre Machine washable at 30°C.