- Custom-miled fleece is used in these trainers and an outer PUL layer hold in wetness.
- Child tested and last 12+ hours overnight with absolutely no wicking for most children
- 100% poly laminated outer layer and work wonderfully for potty learner who still need protection overnight
** Note that your child won’t feel the wetness because of the fllece lining. For daytime use and to help your child potty-train, place a cotton flat or prefold on top of the fleece, or let them ear regular underwear under the training pants. Happy Heinys Trainers do not come with inserts. A high-quality, well-fitting insert is required for these trainers to function at their best. Inserts are sold separately.