1. It is made of high quality ABS material. 2. It is suitable for hotels, families, fitness centers and beauty centers etc. 3. The removable 350ml inner bottle is divided into fillable bag and disposable bag.(Simple and convenient, clean and sanitary.) 4. Surface curvy design,beautiful fashion, many colors for choice. 5. the front can be designed with Windows to facilitate the observation of liquid usage; 6. There's a lock on the top(the security guards against theft). 7. 350ml will last for 1.5 months, depending on the usage; 8. Logo and color can be customized. 9. Install the machine with screws.