The cozy sleeping bags are made from very soft organic cotton interlock jersey; baby will be able to wiggle or kick while dreaming, without ever feeling cramped. It is an essential accessory for newborns and the absolute guarantee of a wonderful night's sleep. Thanks to its full zipper, you can easily take baby out for the evening cuddle or a quick diaper change. Composition: Interlock, 100% organic cotton 2 TOG (Thermal Capacity) ideal for an ambient temperature between 63-68°F / 17-20°C About the brand Petit Lem designs collections of clothing and pajamas for children from birth to 12 years. Keeping in mind comfort, style and uncompromising quality, Petit Lem will dress your child for all occasions.