Replace the seat cover, headrest and shoulder pads on your Nextfit convertible car seat. The Nextfit or Nextfit Zip seat coverings will fit any of the Nextfit models of car seats. They are not compatible with the Nextfit iX car seats. Fashion/Color: Matrix – Sleek and trendy, the Matrix fashion showcases an exquisite metallic-threaded black knit against a black backdrop with rich taupe accents for a stylish impression. Easy to install; no tools needed. Follow the easy instructions as shown in your NextFit manual. Fabric Care:  Spot clean using a mild soap and water OR machine wash cold on delicate cycle using a mild detergent. Hang to Dry. Cleaning Shoulder Pads: Sponge clean using warm water and mild soap.