How to get Free Samples from Amazon
Amazon has a program that gives its users free samples of a wide selection of products. Best of all, anyone with an active Amazon.com account is eligible to receive free samples. If you're selected to receive a sample, the sample will be sent to your default address. No payment of any kind is required.
"Amazon helps you discover products you might love by sending you FREE samples in the mail. It's like Amazon's product recommendations, but real, so you can try, smell, feel, and taste the latest products. There is no obligation to purchase or review the products."