Model Number: SAY-009 Brand Name: SAYCHUM Key Specifications/Special Features: Name: syringe ball pen, liquid novelty syringe ballpoint pen, stationery ball pen, office supplies 4 piecesProduct description 100% brand newNovelty needle tube writing ball point syringe flowing liquid black ink ballpoint pen stationeryliquid filled, click-action, syringe shaped ballpoint pens Come with fluid measurements on one side Also refillableJust unscrew the bottom, pop in a re-fill and you are set Product size: about 12.5cm Ink color: blackMaterial: plasticLiquid color choices: green/red/yellow/blue