Double White: Innovation and Quality in Teeth Whitening

Yes, we can provide some free samples for you to test and evaluate, please contact our sales team for specific details.

Yes, we support express delivery services. You can choose different delivery methods according to your needs, including ordinary express delivery and expedited express delivery.

Shipping times depend on your location and the shipping method you choose. Generally speaking, international shipping can take anywhere from a few weeks to a few months.

Yes.

The best teeth whitening method depends on your goals and sensitivities. Here's a rundown of some popular options:

• In-office laser whitening: This is the most effective method, providing dramatic results in a single appointment. However, it's also the most expensive option.

• At-home whitening strips: These are a convenient and affordable option that can whiten your teeth in a few weeks. However, they may not be as effective as in-office whitening, and they can cause some tooth sensitivity.

• Whitening toothpaste: These toothpastes contain mild abrasives or chemicals that can help remove surface stains. However, they won't whiten your teeth as dramatically as other methods.

Here are some additional things to consider:

• Your teeth sensitivity: If you have sensitive teeth, you may want to choose a whitening method that is specifically designed for sensitive teeth, such as a toothpaste with a low concentration of peroxide.
• The severity of your stains: If you have only mild staining, you may be able to achieve good results with an at-home whitening method. However, if you have severe staining, you may need to see a dentist for professional whitening.

It's always best to talk to your dentist before starting any teeth whitening treatment. They can help you choose the right method for your needs and ensure that it's safe for your teeth.