SMOOTH WRITING, QUICK DRYING: Jeezzo’s quick drying ink writes smoothly without smearing, smudging, or bleeding JEEZZO ink is compatible with Pentel energel BL437R1, Pentelenergel BL2007AABX, Pentel Energel BLN73, Pentel Energel BL77, Pentel Energel BL80, Pentel Energel BLN77, Pentel Energel BLP77, PentelEnergel BLN75, PentelenergelBL407, PentelenergelBLN75TL-A, Pentel Energel BlN105, Pentel Energel Clena JEEZZO ink is compatible with Uniball Jetstream(Retractable), Signo 307, Signo RT, Signo RT1, signo207, One. Pilot Frixion Ball, w Corn(Retractable), VBall RT,Pilot G2, Pilot B2P, Pilot Juice, Pilot Dr. Grip Gel JEEZZO ink is compatible with Zebra Z Grip, Zebra Sarasa Grand, Zebra Sarasa mark on, Zebra Sarasa Clip. Vanstek Retractable, Erasable Gel Pens, Foray embark, BlC Gel-Ocity, B1C Gel-O city, Paper Mate lnkJoy, Paper Mate Gel, Sharpie S-Gel LONG LASTING: Each refill can write up to 700m (2300ft!) - 30% more than other standard ink refills BUY SMART: Keep your favorite pens alive with our ink! No need to buy new pens - save yourself some bucks Do refills fit all pen models listed? yes, JEEZZO refills are compatible with all the pen models listed. Our refills are also quick-drying for a smooth writing experience. The compatible refill models include:JEEZZO ink refiil is compatible with Pentel energel BL437R1, Pentel Energel BL2007AABX, Pentel Energel BLN73, Pentel Energel BL77, Pentel Energel BL80, Pentel Energel BLN77, Pentel Energel BLP77, PentelEnergel BLN75, PentelenergelBL407, PentelenergelBLN75TL-A, Pentel Energel BlN105, Pentel Energel Clena, Uniball Jetstream(Retractable), Signo 307, Signo RT, Signo RT1, signo207, One. Pilot Frixion Ball, w Corn(Retractable), VBall RT,Pilot G2, Pilot B2P, Pilot Juice, Pilot Dr. Grip Gel, Zebra Z Grip, Zebra Sarasa Grand, Zebra Sarasa mark on, Zebra Sarasa Clip. Vanstek Retractable, Erasable Gel Pens, Foray embark, BlC Gel-Ocity, B1C Gel-O city, Paper Mate lnkJoy, Paper Mate Gel, Sharpie S-Gel How long does the ink last? Each refill can write up to 700m (2300ft!) - 30% more than other standard ink refills Are these refills waterproof? yes, They are water-resistant. Can these refills be used for left-handed people? Yes, these refills are perfect for left-handed users because they are quick-drying, making them ideal for those who write with their left hand. How many refills come in the package? Our standard package includes 24 refills, with options for both 0.7mm and 0.5mm tip sizes. If you need more, we also offer a 48-pack option available through a separate listing. Do these refills dry quickly? Yes, our refills are quick-drying and designed to prevent smudging while writing. They're especially suitable for left-handed users who need fast-drying ink. How smoothly do refills write compared to original? JEEZZO refills write very smoothly, offering a writing experience comparable to or even better than the original. Does it come in other colors? Yes, it’s available in both blue and black ink. We also offer different tip sizes: 0.5mm and 0.7mm. Are these refills easy to install? Yes, they’re very easy to install. How long does the ink last? Each refill can write up to 700m (2300ft!) - 30% more than other standard ink refills