Features:Rubber material is durable for long-term use. Sponge with large intake may help increase the speed. Suitable for HSP 02028 or other 1/10 RC cars. Can filter impurity of the air to help your RC car's engine function smoothly and stable and prolong its lifetime. Easy to install and remove. Specifications:Material: Rubber + SpongeColor: As PicturesCompatible: for HSP 02028 or other 1/10 RC CarsSize: 32 * 32mm / 1.3 * 1.3inchWeight: 6gType: RC AccessoryPackage Include: 1 x RC Car Air Filter 1Rubber material is durable for long-term use 2Sponge with large intake may help increase the speed 3Suitable for HSP 02028 or other 1/10 RC cars 4Can filter impurity of the air to help your RC car's engine function smoothly and stable and prolong its lifetime 5Easy to install and remove