Purchased at Akachan Honpo. Purchased in 2023, used about once a day for six months. There are fine scratches from putting bottles inside. Microwave-safe bottle sterilizer case, requires 50mL of water. - Color: White - Material: Plastic - Usage Instructions: Microwave safe, suitable for 500W-700W - Design: Basket design with ventilation holes - Capacity: 50mL water required for operation Thank you for looking.