The 2.5 TOG Cocoon Swaddle Bag by Ergopouch is designed to be super easy to use and on top of this it is difficult for your little houdini to escape from. The chest of the bag is 1.0 TOG to make it easy for breething and to help prevent overheating. The bag is made from GOTS certified organic cotton with elastane in the outer and bamboo in the lining. It is firm enough to stop the startle reflex whilst having a bit of stretch to allow your baby to move hands into a self settling position. Suitable from birth to rolling Simple zip so no wrapping No blankets needed on top making it safer Two way zip for nappy changes