SPECIFICS - 100% Brand new and high quality. Material: Plastic. Remove the top of Mama's hair by twisting counter-clockwise. HOW TO USE - Pour vinegar and water till each of the respective markings. Replace the top and twist to lock in place. Microwave for 5 - 8 minutes on a high setting. After about 2 minutes steam will start to blast out. You can put in a special microwave cleaning solution or a mixed solution of water and vinegar. Put it in the microwave, heat it, and observe, you will find that the angry mother gasps her heads and shows an angry look. HOW TO USE - When it no longer emits steam, the cleaning work is complete. You can continue to use a rag or continue to clean. HIGH QUALITY - The microwave cleaner is a high-quality plastic container shaped as an angry mother, which is specially used to clean off Odors in the microwave.