Sitting or standing, casting or patiently waiting for a bite, the Signature Series Pro Seats will fit your fishing style perfectly. The concave back provides maximum leaning support when you’re pitchin’ and flippin’ to fish. The seats are covered in Xtreme seat vinyl with triple-stitched seams for enhanced durability. The ABS frame provides unbeatable support and resistance to corrosion. The seat tapers from 18" to 11". With the combo, you get your choice of post style along with the Pro Series seat and you save $20! Dimensions: 6-1/2"H x 18"W x 12"D. Available: Spring-Lock 1.77" Post, 3/4" Threaded Kingpin Post, Plug-in Post, Taper-Lock Post. Colors: Gray/Charcoal, Tan/Green, Tan/Sand, Gray/Blue, Gray/Red.