Luma Smile Teeth Whitening and Polishing Device Luma Smile is the at home tooth polishing device that removes stains for long lasting results! Each Luma Smile helps to whiten and polish teeth with just a few minutes a day. The secret is the rotating rubber cup that gently helps to remove stains and polishes teeth for a brighter whiter smile. Simply attach the rubber polishing cup to the tip of the Luma Smile polisher and away you go. Leaves teeth feeling smooth and glossy. How do I use it? Easy. Simply press to activate the powerful but gentle battery operated cordless polisher and glide across your teeth to polish away stubborn surface stains. Use weekly to help maintain or work towards a beautiful white smile. Contents: Luma Smile Device. 5 polishing cups – each cup can last up to 100 uses when used correctly. Note: Requires 2 AA batteries (not included)