Suction cups adhere best to any smooth, non-porous surface such as tile, glass, marble, porcelain, enamel, etc.The anti-fog shower mirror is lightweight, shatterproof and easy to carry. The mirror can be rotated and adjusted to any angle. Very convenient to use.Suitable for bathroom, toilet, bedroom, cosmetics store, beauty salon, nail polish list, etc. The diameter of the mirror is 17.3 cm. The vanity mirror is good in size, suitable for travel.Perfect Travel Mirror