Pop this waterproof cover over your mattress just like a fitted sheet for effective and discreet protection all year round a must for anyone whos prone to night time accidents and great too for allergy sufferers it makes sure your mattress stays hygienically clean and fresh for years to comethe top of the mattress protector is made in luxuriously soft brushed cotton that feels fantastic against the skin it is backed by a waterproof polyurethane coating thats impervious to all sorts of n