This easy to understand sign is exactly what you're looking for

They keep hands clean of gasoline

durable aluminum sign will hold up against the pool environment as well as the elements

protect underground assets

Telescopic Antennas

$7 Carwash Sign - 12"w x 12"h Square Bollards_Round This easy to understand signMake a big impression on your customers! Tell your customers how much your car wash costs with this easy to read 12"w x 12"h die cut sign panel! Constructed of Aluminum Composite, it mounts directly to your wall, post, or building. Digitally printed in full color, and single sided. Insert Says $7 Carwash Printed on one side Easy to insert and remove Color: Full Color Material: 3mm ACM Size: 12"w x 12"h