HALO SleepSack is an award-winning wearable blanket for safe sleep. It’s also the recommended next step after SleepSack Swaddle for a seamless transition without losing sleep. Design details include a zipper that opens from the bottom for easy diaper changes, and a roomy, extra-long sack. That means it’s hip healthy and you won’t have to size up as quickly. Micro-fleece fabric is soft, super cozy and gentle on baby skin. Features: 1 Tog = Thickness of Garment Wearable blanket for safe sleep #1 choice of hospitals nationwide Sleeveless design to prevent overheating Allows for easy diaper changes Premium fabric; no added chemicals Available in a variety of designs Use over regular sleepwear Specifications: Small: 0-6 months, 23-26 inches, and 10-18 lbs Medium: 6-12 months, 26-30 inches, and 16-24 lbs Large: 12-18 months, 30-35 inches, and 22-28 lbs X Large: 18-24 months, 35-40 inches, and 26-36 lbs Care Instructions: Turn inside out and close zipper before laundering. Machine wash warm with like colors on gentle cycle. Tumble dry low. Do not bleach, iron or dry clean. Related Content: