Advanced rim protection: Defend against rim dents and gravel road damage with our tire rim inserts. The gravel film provides excellent protection for your rims while enhancing overall ride performance. Wide compatibility: Fits securely on the inner rim of your wheel and supports a wide range of tire sizes from 25c to 6.3 cm. Compatible with both road bike and mountain bike tires for improved safety and performance. Improved performance: The inserts deliver improved traction and reduced rolling resistance, helping you maintain a secure, sealed ride and smooth performance on challenging terrain. Enjoy easier gravel riding today. Robust protection: Made from abrasion-resistant EVA material for durable strength and long-lasting performance. The lightweight design adds protective benefits for your rims. Use scenarios: - Gravel and mixed-terrain riding where rim protection and reliable traction are essential. - Road or MTB rides on rough surfaces, debris, or gravel paths requiring extra rim defense without sacrificing speed. - Daily commuting on chip-seal or rough pavement where rim durability matters.