The aden + anais silky soft sleeping bag keeps baby feeling comfy and secure when transitioning out of a swaddle and beyond. Designed to be worn over pyjamas, this super soft 100% viscose made from bamboo baby sleeping bag eliminates the need for loose blankets in the cot for a safer sleep. , Made from a single layer of breathable muslin, the wearable blanket allows for airflow, helping to reduce the risk of overheating for a peaceful night's sleep for baby and you. Its convenient zipper opens from the bottom, making nighttime changes easy. Machine washable, it stays soft wash after wash.