The quickest and most effective method of sterilizing your feeding equipment! The Microwave Steam Steriliser Kit comes with a bottle and teat brush, 7oz/ 210ml ml Step 1 Soft Silicone bottle and 8oz/ 240ml Step 2 Natural Nurser. The steriliser holds up to four bottles while keeping the contents sterile for up to three hours! Three convenient and simple steps guarantee that your baby's feeding accessories will be clean and germ-free! We are working together with you to simplify parenting by making life a little easier.