Pneumatic tires refer to tires that are filled with air. They have a hollow space inside that is inflated with air, providing cushioning and a smooth ride when the tires roll over obstacles or rough surfaces. Full definition
Featuring with pneumatic tires on high impact polymer wheels, this stroller is very easy to use on any terrain. (ultimatestrollerguide.com)
With 15 inch pneumatic tires on the back providing the cushioning and 9 inch, lockable, molded wheels on the front allowing 360 degree swivel, the glide on the chair is smooth and will deliver a very comfortable ride. (strollerdiva.com)
The Pocket Mod Sweet Pea is jam - packed with features, including a high - performance chain - driven electric motor, a gorgeous vintage - inspired body, a pair of 12 - inch pneumatic tires with a rear suspension system (to ensure a comfortable ride), a retractable kickstand, variable - speed acceleration, a padded seat, and a built - in battery that travels for up to 10 miles on a single charge. (urbanscooters.com)