Whether it's okay for a man (or anyone) to have preferences or criteria regarding who they date is a matter of personal choice. People have different values, beliefs, and preferences when it comes to relationships and dating, and that's perfectly normal.
It's essential to recognize that everyone is entitled to their own preferences, as long as they do not discriminate against or disrespect others based on those preferences. If a man chooses not to date women who wear bikinis, it might be because of personal beliefs, cultural or religious reasons, body image concerns, or simply a matter of preference for a more modest style of dress. As long as this preference is communicated respectfully and does not lead to harmful attitudes or actions towards others, it can be considered a valid personal choice.
However, it's crucial to avoid being judgmental or imposing one's preferences on others. What works for one person may not work for another, and that's perfectly okay. Respecting individual choices and finding someone who shares similar values and preferences is essential for a healthy and fulfilling relationship.
Ultimately, the most important thing in any relationship is open communication, mutual respect, and understanding between partners. People should be free to express their preferences while still treating others with kindness and consideration.