Give your kiddos a good nights sleep with our Zzz... essential oil blend and diffuser pillow. This natural sleep aid helps to calm the mind, promote relaxation and induce sleep. It works wonders with insomnia relief as well as for those looking to improve their quality of sleep. Use: Just place a drop of the Zzz.. essential oil blend onto the diffuser pillow. Then tuck it into your pillowcase between the pillow and the top of the pillow case. Snuggle up and Sweet Dreams! Tin includes a 5 ml bottle of Zzz... essential oil blend and a 2"x2" fleece diffuser pillow.