Featuring our classic north star print Unique patented wings allow natural ARMS UP position ARMS UP allows true SELF-SOOTHING = more sleep Swaddle in seconds with no breakouts Twin zipper for easy nappy changes No loose layers to kick off during sleep Acknowledged as a hip-healthy product by the International Hip Dysplasia Institute; design allows the recommended flexion for hips & legs This Medium Weight Material is ideal for room temperatures between 18?C & 24?C Doubly snugly and made with 2 layers of fabric in core garment suitable for all year round Made with soft brushed Cotton for added extra softness and warmth. Brushing process creates a soft pile which helps provide warmth High quality seam finishes. No exposed internal seam edges & double fabric edging on external seams All our garments are quality and performance tested Easy care: machine washable & tumble dryer friendly Available in 3 sizes: Newborn, Small & Medium Fabric content: Outer: 93% Cotton 7% Elastane; Lining: 95% Cotton 5% Elastane