Many toddler pools use PVC (polyvinyl chloride) for the liner or outer cover. Some listings specify laminated vinyl with a polyester mesh core for strength, and a few mention built-in MDF support boards or reinforced panels to add rigidity.
Many pools include drain features such as a lower drain hole or side drain and come with drain valves or a hose connector to make emptying and refreshing the water easier.
Common safety features listed include anti-slip or non-skid textured bottoms and walls, cushioned or inflatable floors in some models, and built-in grip handles for toddler support (not intended for lifting when the pool is filled).
Listings emphasize durable, puncture-resistant construction such as three-layer laminated vinyl with a polyester mesh core, 0.5 mm thickened PVC with a reinforced hard-plastic shell, or thicker MDF panels covered in PVC for added stability.
Across the results, pool widths/diameters range from about 34 inches up to 87 inches, and wall heights are roughly 10 to 16 inches.
Many pools are described as foldable or collapsible and designed to pack flat or fold into a compact size for easy storage and transport; a few specifically note a quick fold-open design suited to travel.