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How to refill your Uni Posca 1mm pen without any clogging

596 views· 15 likes· 9:20· Jan 13, 2026

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#paintpens #uniposca #poscapens #acrylicmarkers How to "DIY hack" refill your Uni Posca pens WITHOUT clogging the tip. In this video I show you how I refill my paint pens without the nibs getting all clogged up. Chapters 00:00 Intro 00:07 The hack I see most often 00:32 The PROBLEM with the hack 01:49 WHY REFILL VS. relocating the tip to a NEW pen 02:56 Side Benefit to this hack 03:26 Cost assessment 03:31 Mechanisms of paint pens 04:20 Refill starts 05:37 Pouring paint 06:43 Sediment reconstitution 07:28 Putting Posca back together 08:00 Testing out my newly refilled Posca! 08:26 Do Posca offer official refills for their pens? ----------------------------------------- LINKS to relevant videos: ZEYAR review https://youtu.be/sUvtqF0Q2ko?si=NS7-I6-e0z9QJvbT BETEM review https://youtu.be/gcHS1ueI00Y?si=ax8ApX3fDn3gom-0 More PAINT PEN TIPS on my channel: https://www.youtube.com/@kathywellerart/search?query=paint%20pen Video I learned how to open Posca pens from: Featured in this video (affiliate links): Pen I'm refilling in the video: Uni Posca Gold Pen PC-1M (with the 0.7mm size tip): https://amzn.to/47NyzmM Pens I'm using the paint for refills: Artristro White Acrylic Pens 12 count box You can buy actual refills from Molotow and Amsterdam: Molotow white refill, 6 oz/180 ml size: https://amzn.to/4pDtBhx Amsterdam refill white 3.3 oz/100 ml size: https://amzn.to/4qhi4Wf Golden Titanium White Fluid Acrylic Paint* 1 oz https://amzn.to/4qKfrMz 8 oz https://amzn.to/4qlL7rY Shop anything I left out in my Art Materials Shop* https://amzn.to/454fxFA ------------------------------------------- Music via @epidemicsound Want to try Epidemic Sound? Sign up through my affiliate link here: https://www.epidemicsound.com/referra... *Affiliate links. Using my links helps support me/this content at no cost to you. *As an affiliate of Amazon, Etsy, Epidemic Sound and Skillshare, I earn from qualifying purchases made through your clicks from my links. ------------------------------------------- Hello my name is Kathy and my channel is KathyWellerArt. Please like this livestream and subscribe to my channel, I would absolutely LOVE your support here on YouTube!! LINKS: My Etsy Shop: Etsy shop: kathywellerart.etsy.com My web site: https://kathyweller.com My Substack Blog: kathyweller.substack.com Quick links: http://msha.ke/kathywellerart ------------------------------------------- Looking for an easy way to support my content and art live stream shows? (This info is only here for those who are looking for it!): Support my Ko-fi art live stream campaign here: https://ko-fi.com/kathyweller Tip me via PayPal:https://paypal.me/kathyweller Shop my Etsy store: https://kathywellerart.etsy.com Send me a Wish List item or another art supply and I’l use it in an upcoming stream: https://amzn.to/3K9WfYA Mail addy: Kathy Weller Art, P.O.Box 390053, Cambridge, MA, 02139 THANKS and see you in the next one! XO, Kathy ------------------------------------------- YouTube: ⁨@kathywellerart⁩ Instagram: @kathywellerart TikTok @ kathywellerart_ Facebook: / kathywellerart ------------------------------------------- Fair Use Notice: The reference material in this video is provided for educational and informational purposes. All photos/reference/images that haven’t been taken by Kathy Weller Art have been credited, linked or both, or believed to be in the public domain. It is believed that this constitutes a ‘fair use’ of any such copyrighted material as provided for in section 107 of the US Copyright Law. Information has been used for reference and educational purposes.

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