Dr. Brown's Microwave Steam Sterilizer Bags 5 Pack. Contains 5 reusable bags, each with 20 uses. Great for use at home, or travelling. Quickly sterilises bottles and parts. Eliminates 99.9% of most household bacteria and germs. Safe for hospital use. Been stored away for a couple of years, but we no longer have any need for them. Having a clear out, complete check out my other baby items!