Mermaid Waving ‘Great Reader!’ Sticker Prompts for Kids

Create a vector-style illustration featuring a cheerful mermaid with long flowing hair, waving exuberantly and holding a sign or banner with [insert message]. Keep the design clean, with bold lines, no shading or gradients, on a pure white background. Focus on high contrast, bright and friendly expressions, making it perfect for kids’ reward die-cut stickers. The illustration should evoke fun and motivation, suitable for encouraging children’s reading achievement, with a playful and approachable vibe.