NEW Ritco Products Seat Cover for SeaDoo GTI 2011-2017 / GTS 2017 / GTS130 / Rental 2011-2016 / Wake 155 2011-2017 Black/White New Ritco Products seat cover skin for Seadoo GTI Models . Our Ritco Products seat covers are manufactured in our facility here in the united states. Ritco Products Seat covers are manufactured utilizing the highest quality marine grade vinyl. Heavier UV bleed resistant thread. Double stitched material giving your seat a stronger bind yet making a beautiful decorative 1/4 top stitch.