1-2 minutes Effect for smokers Just with water, Easy to use and carry Chemical-free, 99.9% Anti-bacterial, 100% Safe Nano Technology, Physical Cleaning Principle Smaller than toothpaste molecules, No hurt enamel Patented and Innovative teeth cleaning tool, exclusive distributor wanted SHARE Teeth Whitening Kit has developed the most effective non-peroxide teeth whitening system in the world. By using the latest nanotechnology, SHARE Teeth Whitening Kit is to achieve a high effective cleaning without any chemicals. When it gets wet, each nano particle in the interior nano capillary tube, is much smaller than ten thousandth of a hair strand, has super absorption capacity and works fast to absorb the stains from your tooth surface. 1 stick + 2 sponge refills Safe clean stubborn teeth stains caused by smoking or food colourings Private Label:Available Teeth Whitening Application: DIY clean teeth, ideal for removing stubborn teeth stains and tartar. Especially suitable for brown teeth caused by cigarette, coffee, tea, juice, chewing areca-nut, and other food colorings. As gifts for promotion purpose: Personal Care, DIY Beauty Salon, Dental Clinic 1. FREE SAMPLES are available. 2. Customized packaging design are available. 3. Any interest, please send us inquiry. 4. Please leave your message for more details, including Price, Delivery, Market and more.