GROW-WITH-ME 2-PIECE SET: Includes 1 adjustable 3-way Swaddle (3-6 months) and 1 Wearable Blanket (6-12 months) to support transitions as your baby grows. SAFE AND SECURE SLEEP SOLUTION: The Original Halo Sleepsack Swaddle and Sleepsack replace loose blankets in the crib, creating a safer sleep environment. Endorsed by hospitals nationwide to promote safe and restful sleep for your baby. SOFT ORGANIC COTTON: Made from 100% organic cotton with a double-knit construction, offering a cozy and slightly stretchy feel perfect for swaddling. TOG Rating 1.5 (room temperature of 68°-72°F): Suitable for cooler evenings during spring or fall. CONVENIENT DIAPER CHANGES: Features an inverted zipper that opens from the bottom for quick diaper changes without disrupting sleep. The sleeveless design prevents overheating, while snug arm and neck openings ensure a secure fit. GIFT-READY PACKAGING: HALO SleepSack Swaddle and Wearable Blanket Gift Set includes two safe sleep essentials in one premium package! HALO SleepSack swaddle Gift Box is the perfect safe sleep essential for every expecting parent. Plus, it comes in premium packaging for easy gifting. Our original 3-way swaddle adjusts to fit baby's sleep style. Swaddle with arms in, hands-to-face, or with one or both arms out. Adjustable fasteners create a perfect fit, nestling baby like a soft blanket without the risk of sleep-related dangers. Made with 100% organic cotton and no added chemicals. Signature “Back is Best” embroidery is a gentle reminder to place baby in the recommended sleep position. Features an inverted zipper for easy diaper changes. Roomy sack design is recognized by the International Hip Dysplasia Institute as promoting healthy hip development. For use over regular sleepwear.