16'' x 1.5/1.75 Premium Explosion Proof Inner Tire Tube for BOB Revolution SE/Flex/Pro/Sport Utility/Ironman Strollers - The Perfect BOB Stroller Tire Tube Replacement [2-Pack] Steerling Tire Co.

HEAVY DUTY Our most puncture resistant tube thanks to its 3.5mm thick rubber construction, is tougher for thorns and broken glass.

Meanwhile most common inner tubes are 0.9mm thin, we offer a heavy-duty alternative that is 3x thicker to keep your ride safe.

LONG-LASTING Made with supreme butyl rubber that has excellent heat resistance and durability.

Normally, it can be used for 300 days under no-puncture condition and no need to inflate.

UNIVERSAL VALVE The Schrader valve, also called American valve, is a rubber covered straight stem that provides high airtightness and is equipped with an air valve cap to prevent dust from entering and enhance durability.