Sleep bags can help babies sleep better, with no loose blankets or sheets to get tangled up in or kick off, they help babies regulate their temperature when sleeping, they are less likely to be disturbed by being too hot or too cold. Safer sleep is better sleep, preventing babies from overheating is an important part of safer sleep. This sleep bag has a 0.2 TOG: ideal for heatwaves, hot weather and very warm rooms with temperatures above 24°C. Made from soft, 100% cotton-rich, fluorescent-free fabric our sleep bags are snuggly and kind on baby's skin. Our sleep bags have been designed to be snug up top and wriggly down below, slim fitting through the chest to enable full freedom of movement without restriction or excess bulk with a roomy, hip-healthy bottom to allow your baby to adopt a natural “frog-legged” sleeping position, this is important for correct hip development. Should your baby need changing during the night, there's easy zip access to help you deal with nappy changes.