Wearable blanket for safe sleep Keeps them cozy and can’t be kicked off Designed for a seamless transition after HALO SleepSack Swaddle Zipper opens from bottom for easy diaper changes Micro-fleece fabric is soft and super cozy Hip healthy design; approved by the International Hip Dysplasia Institute Extra length (so you don’t have to size up as quickly!) Comfy neckline with zipper covers to prevent scratches Premium quality; 98% of customers plan to reuse with younger siblings Machine washable Use over regular sleepwear Toddler Boys 0 - 24 months; 4 sizes available 0.5 TOG Imported