Three nappies for only £5 Each PLASTIC BACKED Diaper is made up of 5 Layers, with an absorption rating of 176oz/5000ml, (please note that large diapers will absorb more.) Each Diaper has an elasticated waistband, elastic leg cuffs to prevent leaks, a blue moisture core to store accidents and resealable extra wide tabs. Medium, 71 - 91.5cm (28" - 36")