The Arms-Up design of the sleep sack allows natural arms-up sleep to help baby self-soothe. No loose material to kick off. 

Offers ample space for hip and leg movement, promoting natural development of the hip joint. Recognized by the International Hip Dysplasia Institute.

The two-way zipper makes diaper changes a breeze, even in the middle of the night.

Snug Sleep Sack 0-3 Months: Suitable for 5-8.5lbs 

Light Weight Sleep Sack: made with a single layer of jersey fabric to reduce risk of overheating. This 1.0 tog sleep sack is ideal for room temperatures between 68°F-75 °F

Super soft and stretchy material. 

93% Cotton, 7% Elastane

Machine washable, tumble dryer friendly.