Free Green Genius Biodegradable Trash Bag
Update: No longer available
Make sure to check “Send me a free sample while you’re at it.” After you submit your shipping info, check your email for a confirmation link. Your free sample and coupon should arrive in 6 to 8 weeks.
They've discontinued the offer due to overwhelming response.
This just popped up on my facebook and they do not have any free samples left!