Eye pillows are made from quality cotton in an assortment of colours. The cover is removable for washing. The material has been pre-washed & the liner is filled with organic flaxseed & lavender which creates only light scenting. Eye pillows are a great option for keeping out light & the soft yet pliable weight assists in relaxation during Savasana or pre-sleep time. They can be added to the fridge to make cool or warm up in a microwave if heat is preferred Some clients have found it helpful to assist with headaches.