H.S. Strut SUV Deluxe Vest. Bought mine at Cabela's 6-7 years ago. MidwayUsa has them cheaper.
I use it for coyote hunting also. Drop down padded seat, plenty of pockets and room for layered garments.
http://www.midwayusa.com/product/2055228656/hs-strut-mens-suv-deluxe-turkey-vest-polyester