MiniJumbuk - Designed for total comfort for bigger kids. Mini - Jumbuks SleepCalm Kids Wool Cotton Quilted Pillow provides a little extra support, with a natural blend of breathable wool and cotton to prevent overheating at night. The wool cotton quilted casing allows the face to breathe throughout the night, while also adding a little extra support for growing children. The cotton casing keeps the fill in and dust out. Wool Cotton Quilted Casing with Wool Rich Fill - Each SleepCalm Kids Wool Rich Pillow has a cotton casing, with a single sided quilted filling of 60% wool and 40% cotton for a little extra support. The all natural wool and cotton filled casing improves airflow around the face and skin, providing cool comfort through the night. - The inner filling, comprised of 60% wool and 40% polyester, combines natural Australia wool with spiral man-made fibres to help the filling stay soft and springy while gently supporting your childs had and neck.