This free Astroglide adult lubricant offer has been around since at least 2006! There aren't many freebies with a 15+ year lifespan. If this is the first time you've heard of it, then I'm terrible at my job!
*pats self on back*
There are currently 8 different free adult lubricant samples to choose from. After submitting your request, you need to click the confirmation link in your email. Once confirmed, you should get your free samples in 4-6 weeks.
I can't wait to finally discover what makes astronauts so slippery in space!