Gas station toilet sign

Quick answer：

A gas station toilet sign is a graphic or symbol used to indicate the location of the restroom facilities at a gas station. These signs are typically made of durable materials and are designed to be easily recognizable from a distance. They often feature universally recognized symbols such as a toilet or a person using a toilet, accompanied by the word 'RESTROOM' or 'TOILET' in clear, readable letters. In some cases, they may also include information about the availability of baby-changing facilities or accessibility options.