Customized liquid color can be prepared according to Pandong color number; Stickers/logos/hangtags of different brands can be customized; Dry flowers, simulated fruits, plastic beads, 3D floaters, marine floaters, etc. can be added into the pen holder as decorations, which is very suitable for small gifts, decorations, souvenirs, advertising promotional gifts, party souvenirs, etc; The pen holder color can be adjusted according to the color number, and the pen tip/pen holder can be made of metal material/plated gold silver. Customized packaging can be used as promotional gifts or business gifts. Some models can be equipped with LED lights.