A vehicle seat assembly includes a seat and a seatback pivotally coupled with the seat. A seatcover assembly is disposed below the seat. The seatcover assembly is operable between a stored position and a deployed position. A spring-biased spindle is coupled with an attachment end of the seatcover assembly. A seatcover is configured to be wrapped around the spindle in the stored position and withdrawn from the spring-biased spindle in the deployed position. An engagement rod is coupled with an intermediate portion of the seatcover and is configured to securely engage a biteline disposed between the seat and the seatback. A plurality of engagement features removably secure side edges of the seatcover with the seat.