Bibike 2/4-Pack 700x 18-32c TPU Inner Tubes Presta Valves

Enhanced Air Tightness These inner tubes feature metal valves instead of plastic ones, ensuring superior air tightness and reliability. Available in 60mm and 80mm Presta valve lengths for your choice.

Ultra-Lightweight with Exceptional Durability Thanks to the application of advanced Thermoplastic Polyurethane (TPU) technology, these inner tubes weigh a mere 33g, striking an ideal balance between durability and lightweight design.

Versatile Compatibility Designed for both disc and rim brake systems, these bicycle inner tubes are suitable for a wide range of road vehicles. They excel in demanding racing and riding conditions.

Cost-Effective for Road Cyclists These innovative tubes provide outstanding puncture resistance, ensuring a high level of safety. They prevent sudden flats and maintain stable performance even at lower tire pressures.

Proper Inflation Instructions To prevent irreversible damage, avoid overinflating the inner tube when not installed in the tire. When installing, start with an initial inflation of 0.5 PSI, ensuring that the inner tube adheres closely to the tire's inner wall.