[Ideal for Baby's Sleep]: Our sleep sacks are made of Rayon Made from Bamboo from responsible forests (FSC Certified), which is buttery soft, hypoallergenic, thermal regulating, moisture-wicking and sustainable, helping to keep your baby comfortable and dry. [Easy to Use & Care]: 2-Way YKK Zipper J-Shaped opens flat fully or unzips the lower half for easier diaper changes and quicker line drying. Our wearable blanket baby is Machine Washable. [Roomy & Longer Wear]: Extra Leg Room / Length for kicking (hip healthy) and room to grow, but cannot be kicked off. 1.0 TOG rating for the perfect all-season. Reinforced Stitching & Quilting for durability. [Safety above All]: Zipper garage to protect baby’s face from chafing. Arm and Neck Openings sized with latest research. Safe fabrics tested against 1,000+ substances for highest standards. [Great Idea for Baby Shower]: This sleep bag with Superior quality, Unisex color makes it a great idea for every little baby / toddler girl or boy. S for 0-6 months, M for 6-18 months, L for 18-36 months (2t - 3t). Introducing our premium sleep sack, designed for your baby's ultimate comfort and safety. Made of Well managed Bamboo Rayon, it's soft, hypoallergenic, and regulates temperature. The 2-Way YKK Zipper allows for easy diaper changes and quick drying. With extra leg room and reinforced stitching, it's durable and roomy for growth. Safety features include a zipper garage and certified fabric. An ideal gift for any baby shower. Available in S, M, and L sizes. Give your baby the best sleep with our sleep sack.