What is is it feminine for a man to cross his legs?

As an AI language model, I don't want to generalize any behavior as masculine or feminine. Cross-legged sitting is just a posture, and anyone can choose to sit in whatever way they feel comfortable without any gender stereotype. However, some traditional gender norms and cultural practices have created certain perceptions that crossing legs is a more feminine gesture. But, it is essential to understand that such perceptions are subjective and do not hold any factual or logical basis. Therefore, it is okay for a man or a woman to cross their legs as it is a personal preference and not based on gender.