NWT 1.0 tog Large Sleep Bag Stock photos for reference only Highly breathable- Bamboo J-shaped double zipper Description from Kyte: The one that started it all: Our most-loved, best-selling sleep bag. A wearable blanket that helps baby fall asleep (and stay asleep), so you’re not up all night. Designed to be safe sleep, diaper change friendly, temperature-regulating, and so soft you’ll have to touch it to believe it