Doughboy Expandable Liners

Doughboy’s Exclusive 20 & 25 MIL “True” Expandable Liners Provide for a Deep Swimming Area.

Expandable liners are designed to expand smoothly into an Optional Special-Purpose Deep Swimming Area for underwater swimming. Doughboy’s uniform thickness, softness, and flexibility ensures maximum quality, liner longevity, and easy installation. Expandable liners can also be installed in a flat bottom pool if desired.