Get your free sample of Arm & Hammer's Sensitive Whitening toothpaste. You must copy and paste the link below in a new window. It will open the registration form. Be sure to provide a valid email. They will send a link to your email to confirm your address. If you are concerned about receiving junk email...create a generic email that you can use to fill out freebie forms when an email is required. You will get your free sample in 4-6 weeks.