UnderJams Absorbant Nightware for Boys and Girls

UnderJams offers free samples of their products fairly often, but there is always high demand, so expect your free sample in 10 to 12 weeks.

This link will take you to the Girls free sample, but you can change it to boys if you need to. After selecting your region, select "Boys" at the top of the screen. Then click the "Try a FREE Sample" button in the upper right.