The illustration depicts a playful and whimsical scene featuring a mermaid's tail peeking out of the water, with bubbles and ripples around it. The tail is drawn in a stylized manner with flowing lines, giving it a sense of movement and playfulness. Above the tail, there is a banner-like element with text that reads, "Even mermaids wash their tail," adding a humorous and lighthearted touch to the design. The overall style is simple and cartoonish, with a focus on fun and creativity.