Butterfly Stroke Swimming Icon - Free Vector Illustration #1809576 (License: Personal Use)

This high-contrast monochrome illustration captures the dynamic form of a competitive swimmer mid-butterfly stroke, emphasizing the synchronized arm recovery and undulating leg motion. The two horizontal lines represent swimming lanes, reinforcing the competitive context. Designed for scalability and clarity, it works well in digital interfaces and print media.

Used on swimming instruction pages, competition schedules, fitness app icons, or aquatic facility signage; targets users seeking visual cues for stroke technique, event categories, or sport-related navigation.