DESC: Quick CleanTM Micro Steam Bags The fastest, easiest way to sterilize your breast pump accessories! In about three minutes, these handy microwavable bags eliminate 99.9% of harmful bacteria and germs. Just place your accessories in the bag, add 2 oz. of water, seal, and microwave. Quicker than boiling and more effective than your dishwasher! One bag holds two breast shields and valve assemblies or a complete set of tubing. Great for sterilizing bottles, pacifiers, and feeding utensils, too-a lifesaver while traveling. Reusable bags may be used up to 20 times (there's space on each bag for recording usage). Five bags per pack.