There is nothing better than "303 Aerospace protectant" for rubber, vinyl,
fiberglass, tires, plastic and leather. lasts longer and works better than
everything else. Costs more too. Use once every two weeks the product label
says.

Avaiable at swimming pool and spa shops and is used for spa covers that are
in the sun all day long.

William Polowniak
1989 Vanagon GL
1988 Mercedes 300 SE