I, like many others, ordered this "free" item. On the 14th day of placing my order, my credit card was debited $89.00!! The product did nothing for my teeth but did burn my gums. Here is the contact information: Call them @ 877-546-0535 Their mailing address is 273 Walt Whitman Road, Suite 274, Huntington Station, NY 11746. You must call them to get the RME # to return the unused portion. Make sure you send the package with a return receipt so you have evidence they received it. They said that 7-10 days after receiving the return, my card will be credited. Good luck all and remember "if it's too good to be true... read full review »