Fangrui Product Details Description Enhance Your Writing With The 0.7mm Quick-drying Ballpoint Pen Refill. Its Fine Tip Ensures Smooth And Effortless Writing, Allowing You To Create Precise And Legible Notes. The Quick-drying Ink Prevents Any Smudging Or Blurring, Ensuring Your Writing Stays Clean And Professional. Features -color:assorted Color -material:refill -size:10.60x0.20x0.20cm/4.17x0.08x0.08in -ink Color: Black, B Lue -effortless Writing: Smooth Writing Experience With The Precise Fine Tip -quick-drying Ink Eliminates Smudging And Blurring: Ink Dries Quickly, Preventing Any Smudges Or Blurs On The Paper -ample Supply: Comes With A Generous Quantity Of Pen Refills, Easy To And As Backup -ideal For Office, Signing, And Learning Applications: Nice For Use In The Office, For Signing Documents, And For Education Purposes -provides Clean And Professional-looking Handwriting: Ensures Neat And Professional Handwriting Package List: 100 X Pen Refills (black Font) 100 X Pen Refills (blue Font)