Carabiner 4-Color Ballpoint Pen

The 4 - color carabiner ballpoint pen integrates black, blue, red, and green inks, with easy button - controlled switching. The top carabiner attaches to backpacks/folders for portability. Customizable with LOGO, it's lightweight, drop - resistant, and writes smoothly. Ideal for office, outdoor, and campus use-both a practical stationery and creative gift.