Add comfort to that seat with comfortable twill, a strong automotive fabric. Pockets on backs for tools and suncreen. Water resistance, not waterproof, tip seat forward if parked outside. Durafit Seats Covers are made to your seats exactly and designed for long term protection in a rugged environment. Good insulation for comfort on those hot days of summer. Instructions. Slide back on first and flip bottom over edges and connect Velcro.