The lightweight 0.2 TOG Jersey Sleeping Bag is designed for babies that are no longer being swaddled. It has a slimmer fit feel through the body, with room for those bouncy legs. Jersey Fabric a breathable, lightweight and low maintenance fabric where cotton is knitted in a way to allow for stretch in all directions. Similar to a standard t-shirt fabric. TOG rated 1.0 TOG is designed for mild temperatures when your childs room is between 21-23 degrees C (70-75F). With a TOG rated sleeping bag, you dont need any additional blankets. 2 Way Zipper getting your little one in and out of this sleeping bag is so simple. Even more, nappy changes are made easier (no need to take the whole bag off). Friendly for Hips the Jersey Sleeping Bag has a bell shaped bottom so that hips & legs can rest naturally outwards during sleep. Super Stretchy allows for growth spurts, full chest expansion and a very comfortable bag for your baby to sleep in. Organic Cotton a skin-friendly choice as it promotes breathability, prevents sweat resting on skin and creates longer sleeps (hooray!). There is a free room thermometer & what-to-wear guide included with this product.