Convenient case for easy sterilization of baby bottles in the microwave. Available for hand-delivery in Naka-ku, Yokohama. Generally on weekends. Set of 2 All items in the set are included. Instruction manual x1 Main unit x2 Measuring cup x2 Silicone stopper x2 No outer box - Brand: Pigeon - Product Name: Microwave Steam & Chemical Sterilization Case - Capacity: Uses 50ml of water - Compatible microwave: 500W〜700W - Size: Approximately 27cm x 13.5cm x 14cm Never used for chemical sterilization. Always used for microwave sterilization. There is water scale. Can hold 3 baby bottles each, so it can also be used as a storage place for washed baby bottles.