One easy way to make the On site Caravan look more modern and comfortable is to review the seating. On site Caravans can be many years old and the seating and fabric can be worn and faded. There are companies that specialist in Caravan interiors and they supply the Caravan manufacturers with the material for their new vans. You can select from a large range of color options. Make sure the select a color scheme that not only looks good but compliments the rest of the Caravan. If you have pets or children you may want to select a design that can handle a few accidents and stains.