... foam. 8pcs set,including 4pcs headrests,2pcs front car seat covers, 1pc rear seat and 1pc rear back,100% woven jacquard material ... ,2mm-6mm foam. BOYA VELOUR SEAT COVER DESCRIPTION: Materials (optional): Cotton, Jacquard, Mesh, Oxford, ... for airbag, Custom Fit-Fit seat for airbagPackage (optional): Inside: 1. PVC Bag & Insert Card, 2. Double Blister, 3. Color Box, ...