Just pop this mattress enhancer between your mattress and bottom sheet to boost the comfort of your bed significantly fixing in place with an elasticated strap it is the quickest and easiest way to improve your sleep experiencethe outer is made of a luxury egyptian cotton and it is filled with an anti allergenic superfine ultrafill hollowfibre perfect if you suffer from asthma or similar allergiesbeautifully soft it cushions your body as you lie down wrapping you in pampering luxury you c