Our sleep sacks are made with certified organic cotton creating an incredibly breathable cloud soft soothing and it is the trusted comfort and skin friendly choice that cares for your baby sensitive skin all night long creating peace of mind for parents. Long sleeve baby wearable blanket minimizes the chances of becoming chilled and ensures free arm movement and warmth for your little one when napping in cool summer air conditioned rooms and sleeping at chilly spring autumn and winter nights and the reversible mitten hand covers can be adjusted according to temperature ensuring the baby hands stay warm. The double zipper allows for easy dressing and convenient diaper changing with no hassle and bustle and with top grade zippers and zipper flat design the sleeping sack frees from any potential scratches. The neck opening is precisely tailored to provide a snug fit and the wide hem is thoughtfully designed to allow baby to move freely but not kick off keeping newborn warm throughout the night and this sleep sack plays a vital role in nurturing optimal hip development. It withstands multiple machine washes and reduces household chores for parents.