1、IMPROVE TRACTION AND GRIP: Tire insert can significantly improve the traction and grip of RC cars, and enhance the performance of the vehicle in various terrains. 2、WIDE APPLICABILITY: It is suitable for 1/18 or 1/24 RC cars with 1.0 inch tires, such as for SCX24, for FCX24, for AX24, etc., providing you with a better control experience. 3、WADABLE: This tire insert can replace the traditional absorbent foam liner. Compared with the traditional foam liner, it is not afraid of wading and not affected by heat or cold. 4、EXCELLENT SIDEWALL SUPPORT: It can provide better sidewall support for the tires, which helps to maintain the shape of the tires and provide more stable driving performance. 5、DURABLE MATERIAL: The tire insert is made of premium silicone material, which provides durability and resistance to wear and tear, and can last for a long time. Item Type: Tire Insert Material: Silicone Weight: Approx. 60g / 2.1oz Product Size: Approx. 55x20mm / 2.2x0.8in Applicable: 1.0 Inch Tire Models (For 1/18 1/24 RC Car Such As For SCX24, for FCX24, for AX24 Etc.) 4 x Tire Insert