The sterilizer has been designed to fit both wide neck and narrow neck bottles as well as different breast pumps and accessories. This gives you the freedom to choose the bottles and accessories that best suit you and your baby. At full capacity the sterilizer holds six 11oz / 330ml Philips AVENT bottles. Your bottles and accessories will be sterilized in just 6 minutes. Once sterilization is complete the device will shut off automatically, ensuring extra safety and less energy consumption. Sterilizing protects your baby from particularly harmful bacteria until his immune system is strong enough. Operating at a higher temperature than dishwashers, Philips AVENT Sterilizers kill 99.9% of harmful germs and contents stay sterile for 24 hours if the lid is unopened. This sterilizer is made from BPA Free materials. Due to its adjustable size, this 3-in-1 sterilizer perfectly fits the items you would like to sterilize and always takes up the least amount of kitchen space. The 3-in-1 functionality gives you: 1) Small size configuration for sterilizing soothers 2) Medium size configuration for sterilizing several bottles, toddler plates, knives, and forks 3) Large size configuration for sterilizing a full load of up to 6 bottles 4) Integrated dishwasher basket for hassle free pre-cleaning of bottles and accessories.