Mast Ocean Heart Needle Cartridges are the world’s first colorful gradient PMU cartridges, combining cutting-edge aesthetic design with top-tier performance. Each cartridge is made using multi-color injection technology, turning every tool into a unique masterpiece.

Inspired by embroidery artists, the ultra-slim and elongated taper provides unmatched precision in coloring, while the durable construction ensures stable operation and smooth ink flow.

More than just a tool—these cartridges are a fashion statement for artists who value both beauty and performance.