After years of usage, the cushion in your seat will deteriorate and sag. Inexpensively repair it by replacing the seat cushion itself. Compatible with 01-07 Ford F-250 F-350 F-450 F-550 Super Duty/Vehicles With Heated Front Seats & Captains Chair Only/Replaces Seat Cushions with Velcro TAPE Seat Covers/Does NOT Fit Seats Using Hog Rings on Seat Cover