Features： 1、SILICONE PARTICLES: The car seat cushion is covered with silicone particles, which have a strong adsorption effect to prevent displacement and ensure safe driving. 2、MEMORY FOAM: The seat cushion is made of thickened memory foam material, ensuring comfortable support and posture adjustment, soft and safe. 3、BREATHABLE MESH: Adopting 3D breathable mesh, the mesh surface is connected to the bottom of monofilament plain cloth, has good elasticity and breathability. 4、COMFORT SUPPORT: The cushion is designed according to the hip structure, effectively relieving the pressure on the coccyx and helping you shape ideal posture. 5、WIDE APPLICATION: This elastic seat cushion is suitable for office chairs, home stools, car seats, etc., with a detachable cushion cover for easy cleaning. Specification： Item Type: Chair Cushion Product Size: Approx. 40 x 48 x 7.5cm / 15.7 x 18.9 x 3in Material: Silicone, Memory Foam , Mesh Fabric Applicable Scene: Car, Office, Home Weight: 720g / 25.4oz(approx.) Package List： 1 x Chair Cushion