Rainbow Watercolor Birthday Cake Colorful Paint クッション

This playful watercolor pattern features vibrant rainbow birthday cakes surrounded by colorful paint splatters on a bold black background. Perfect for birthday celebrations, kids’ parties, and festive occasions, this cheerful design adds a fun, whimsical touch to gifts, invitations, wrapping paper, and party decor. The bright colors and hand-painted style make it ideal for anyone who loves joyful, artistic birthday themes and eye-catching celebration artwork.