Description Experience effortless switching between vibrant colors with this ballpoint pen refill set suitable for click pens. The compact, retractable design is perfect for office supplies, schoolwork, or travel, delivering reliable ink ballpoint pen refills for marking, drawing, and organizing notes with clarity. Refill your pen with replacement ink pen refills to ensure smooth writing and extend your pen’s life. Features -Color:Black -Material:Ink -Size:9.00X0.20X0.20cm/3.54X0.08X0.08in -Multicolor flexibility: the colorful ballpoint pen refill set offers four vibrant colors, making it ideal for organizing study notes or highlighting signature documents with ease using ballpoint pen replacement refill -Smooth writing experience: featuring a tip design, these ballpoint pen refills deliver consistent ink flow, ensuring no skipping or breaks, perfect for both office supplies and student signature pens refills -Simple click mechanism: the retractable pen refill allows for quick switching between colors and protects against ink drying, making these pen refills for click pens an essential for busy professionals -Compact and portable: designed with a slim, lightweight pen body, the pen refills ballpoint are easy to carry for note taking, ideal for writing supplies during travel, school, or at the office -Clear and precise lines: achieve clear, vivid marks on documents or art projects with ink refill and drawing pen refills, elevating your charts or visual presentations with striking color contrastPackage list: 40 x Ballpoint Pen Refills