Little stars come out to shine with this grosuit from the Grobag Company. Specially designed to be used with a Grobag Baby Sleep Bag in colder temperatures, the quilted sleeves will keep your baby's arms warm, with no need for additional bedding or layers. Features include: Quilted sleeves for cosy arms Single layer on areas that are underneath the Grobag so your baby won't overheat Popper for easy changes Comfortable stretchy collar 100% super-soft jersey cotton Quick-dry polyester filling on arms Can be used with any baby sleep bag without arms