What is the requirement for legal hair covering in wrestling?

In wrestling, the requirement for legal hair covering is that it can have one logo that does not exceed 2 ¼ square inches and must be free of any promotional references. This rule allows for some brand recognition while ensuring that the hair covering remains functional and within the regulations of the sport.

The logo size limitation is significant as it prevents excessively large logos that could be distracting or unfair either to the competitors or officials. Additionally, the prohibition of promotional references ensures that personal sponsors or endorsements do not influence the match or create a conflict in the competitive environment.

In contrast, the other choices do not align with the NFHS rules concerning hair coverings. Legal hair coverings do not necessitate the absence of logos entirely, and they are not required to be brightly colored or constructed only from soft materials – rather, they can be made from a variety of materials as long as they meet the safety regulations for wrestling.