Steam clean, dry, store and more! The Dr. Brown’s Clean steam bottle sterilizer and dryer offers the total package. Steam sterilize and dry up to six baby bottles at once, plus breast pump parts, pacifiers, and teethers with the clean steam bottle sterilizer and dryer. Clean steam eliminates 99.9% of bacteria, mold and the yeast that causes thrush. Contents stay sterilized for up to 24 hours if the lid is unopened after the completion of the cycle – meaning you can keep your bottles and parts stored inside with no contamination. The two included HEPA filters capture up to 95% of airborne particles, ensuring purified air for superior drying. Each HEPA filter lasts for up to 6 months – For a full year of filtration!