Hi!
Check out this Clip on Back Pen Holder, battery pen holder, etc. I'm selling for $3.84 on OfferUp.
https://offerup.co/CacHx14BJ9
I am selling a Stainless Steel Magnetic Back Pen Holder. Battery pen holder , etc. for $3.29 on OfferUp and eBay. Check it out. I looked long for a device that...