Description: 【Enhanced Puncture Resistance】: This Bike Tire Insert combines multi layer construction with puncture resistant technology to effectively avoid blowouts, providing long time support for every ride 【Improved Traction and Stability】: This Tire Protector enhances grip and stability, ensuring reliable performance and increased security during cycling 【Shock Absorption】: Bike Tube Protector offers great shock absorption to ensure a stable riding experience 【Quality Material】: Made from high strength sponge material, this Bicycle Tire Protector is resistant to deformation and wear, delivering a dependable cycling experience over time 【Even Pressure Distribution】: This inner tube ensures even pressure distribution across the tire, protecting it from excessive or uneven wear during each ride Specification: Material: Sponge Size Chart:230cmx2.4cm/90.55inchx0.94inch Package Includes: 1 Bike Tire Insert 4 Cable Ties Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.