This Micro-Fresh treated cot mattress protector from John Lewis is the simple way to protect your baby's mattress. Featuring a soft quilted face, a fitted skirt and a waterproof backing, this Micro-Fresh treated mattress protector washes at 60°C, tumble dries on a low heat and dries quickly letting you easily pop it back on before bedtime. The Micro-Fresh technology helps to keep your baby’s bedding stay fresher for longer. The active ingredients in Micro-Fresh inhibit the spread and growth of bacteria by up to 99.99% and remain active wash after wash. It uses materials naturally occurring in our environment that are kind to human skin.