Water Sports
Northcore Surfing and Watersports Accessories - Water Resistant Single Beach - Dry Car Seat Cover - Red - Waterproof
At last, there's now a van and car seat cover out there designed with boardriders in mind. Material that's waterproof under normal use and resistant to oil, food, drinks, mud etc.. Fits most car and van seats and even allows access for armrests...
https://www.bizrate.co.uk/water-sports/northcore-surfing-and-watersports-accessories-oid37194775250.html