The Little Dutch sleeping bag summer hydrophilic Olive is made of organic cotton and Oeko-Tex certified. The pre-washed hydrophilic fabric feels extra soft. The organic cotton is very breathable. This sleeping bag is ideal for warm nights during summer. The sleeping bag closes downwards so your child cannot easily unzip it by himself. There is a flap over the zip to protect baby's sensitive skin. The sleeping bag is available in 70 cm, 90 cm and 110 cm sizes.