Seat Protector™ Series 1st Row Gray Seat Covers (SP89-28 GRAY) by Fia®. 40/20/40 Split Bench Seat, with Adjustable Headrests, with Center Armrest/Storage Compartment. Seat Protector™ series semi custom-fit seat covers are designed with the hard workers in mind. Whether you work in construction or an industrial field, these protective seat covers feature commercial-grade polyester fabric to semi custom-fit seat covers. Advanced design creates a dynamic state-of-the-art interior while maintaining the protection your truck needs. Protect your fleet’s interior and order protective seat covers for trucks today.