What is r bubble letter

[Sheikh zada]

An R bubble letter is a stylized version of the letter “R” drawn with thick, rounded, and puffy outlines to give it a soft, cartoon-like appearance. Commonly used in graffiti, doodling, and creative lettering, it emphasizes smooth curves and bold shapes instead of sharp edges, making the letter look playful, eye-catching, and easy to decorate with colors, shading, or patterns.