In Man in Korean Costume, we see a man dressed in traditional Korean attire. The colors are vibrant, with rich reds and golds dominating the fabric of his clothing. His expression is calm and dignified, reflecting the cultural significance of the attire.

The background is simple, allowing the figure to stand out prominently. The painting is executed in oil on canvas, a common medium for Peter Paul Rubens. The brushwork is fluid, showcasing Rubens' skill in rendering textures and fabrics. The dimensions are approximately 70 x 90 cm, making it a medium-sized portrait.

The use of light and shadow adds depth to the figure, enhancing the overall composition. Peter Paul Rubens was a prominent Baroque artist known for his dynamic compositions and rich color palette. This work, painted in the 1610s, reflects his interest in cultural diversity and the global influences of his time. Interestingly, this painting may have been inspired by Rubens' travels and interactions with different cultures.

It serves as a testament to the artist's ability to blend European techniques with non-European subjects.