The pen that meets everyone needs

Do you want a pen that doesn’t stain?
A pen that is beautiful?
A lightweight pen?
A Pen that improves your memory?
A Pen that gives you confidence while writing?
A pen that suits your writing style?

Then one is your go-to!
Set contains 10 x one (F) 0.5mm Ballpoint Red Ink Refill (UMR05S.15) + 1 x sticky notes
The Achiever’s Pen - There is a research result of the College of Psychology that a dark ink improves memory. one ink is darker and more vivid than general gel ink.
Stain-free - one’s ink is firm and dries quickly so it won’t get dirty on your hands. Because it is a quick-drying ink that penetrates quickly into the paper surface, it does not smear and does not show through.
one refills can also be used with one F. (The default ink color of one F is all black.) You can enjoy it by adding refills of colors other than black.
Stylish yet sturdy - No you don’t need to use that old fashioned pen just because of its claims. Get a classic yet amazing pen today. one F has a fashionable silver clip, and the body is faded color, which is beautiful. Simple, straight, faded color, very nice...! You can’t go wrong if you choose this pen.