Yes you have to be located in the US mainland in order to be eligible to win the giveaway. This is due to shipping constraints by the brand.
We will contact you via your email address should you be the lucky winner! You will also want to make sure that you're subscribed and tuned into our YouTube channel, as we will be announcing the winner(s) there as well.
You can increase your chances of winning the giveaway by following the instructions in the email you receive after entering. In addition to being notified if you win, this is why it is important to use your best email address when participating in the giveaway.