EDIT: StartSampling is StartingToTickMeOff today. They're having some internal linking issues and thus this is no longer available.
EDIT 2: Looks like StartSampling has everything working again now.
EDIT 3: They're out of carrying cases it seems, but the Carefree Ultra freebies are still there.
In addition to these free Carefree Ultra Protection Liners, you can also sign up for a free on-the-go carry case. From the picture, the case actually looks like a pencil case I used to have back in the first grade. Of course, mine wasn't dark pink with light pink flowers on it. It was light pink with dark pink flowers on it.