This Adjustable Organic Cotton Baby Sleeping Bag is designed to give your little one safe and comfortable sleep every night. It has the same practicality as our award-winning Woolino 4-Season Ultimate Baby Sleep Bag, only it's made with two layers of GOTS certified organic cotton fabric (no wool liner) - perfect for warmer climates. TOG rating is 1. Keep your little one warm and cozy while also reducing the risk of overheating. Suitable for room temperature 69-76 F (20-25 C). The sleeping bag is designed to grow with your child, so you will not need to replace it every few months. It is sized for ages 2-24 months old. It has a generous width for healthy hip development and length to allow freedom to move naturally. (Recommended height range: 23-35 inches. Recommended weight range: 10-32 lb) A full-length two-way zipper ensures easy nighttime changes. Opens up flat for easy dressing. To make parenting easier, we also added a seatbelt opening, so your little one can sleep undisturbed while you are traveling or just moving your baby from bouncer or stroller to crib. Ecolino sleep sacks bearing the OEKO-TEX® STANDARD 100 certified (23.HUS.59156, Hohenstein HTTI) have passed safety tests for the presence of harmful substances. Our organic cotton is buttery-soft and perfect for sensitive skin.