What is bubble letter r

R in bubble letter
A bubble letter R is a rounded and puffy version of the capital or lowercase letter “R” drawn in a bubble-style font. Instead of sharp edges and straight lines, the letter has smooth curves and thick outlines that make it look soft and playful. People often use a bubble letter R in graffiti art, school posters, creative headings, and decorative designs. You can also add colors, shadows, and patterns inside the bubble letter R to make it more eye-catching and fun.