The thick open-cell foam traps dirt, grime, and sand from the air The fine open-cell inner foam acts as a second filter to catch smaller particles while ensuring maximum airflow Flat, grease-free thick foam sealing ring ensures maximum contact with your airbox while acting as a breathable gasket to increase airflow Trapped particles can restrict airflow. And if dirt makes its way into the engine, a grain of sand the size of a pinhead will bore through the cylinder, piston, and rings like a bullet Fitment: For KTM: For KTM SX 125 150 2016-2023 For KTM SXF 250 350 450 2016-2023 For KTM SX 250 2017-2023 For KTM EXC-EXCF 250-300-350-450-500 2017-2023 For KTM XC/W 125 150 2017-2023 For HUSQVARNA: For HUSQVARNA TC 125 2016-2022 For HUSQVARNA FC 250 350 450 2016-2022 For HUSQVARNA TC 250 2017-2022 For HUSQVARNA TE FE TX 125 250 300 450 501 2017-2023 For GASGAS 125 450 2021-2023 Color: As Shown Material: Sponge Package Contents: 1 x Motorcycle Air Filter Only the above package content, other products are not included Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm