This 21 in. bladeless ceiling fan is made of metal and hard plastic, which looks like beautiful crystal glass. Modern embedded ceiling fans are equipped with low-noise wind motors, which can keep you and your family away from any noise interference, create a comfortable and quiet living environment and improve sleep quality, LED lights are energy-saving and environmentally, with low power consumption and can save large electricity bills. Plus, it can be compatible with remote control(included) to control the ceiling fan from anywhere in the room.