Extremely easy to use with no folding needed and a long zip that opens from the bottom for nappy changes. Our unique design creates space for hip healthy natural leg position. The Grosnug perfectly transitions your baby in to their first Grobag. Supersoft and stretchy cotton, The Grosnug is available in two different weights - Light and Cosy, for different room temperatures. Babies love it! Free UK delivery on orders over £30.