I needed a simple marker holder for a 24 pack of acrylic paint markers that didn't seem to fit in their original box and I wanted something that could be re-used for other things like pens and pencils. 

Print details

• MK3S+ w/ Textured sheet
• Revo 0.8 nozzle at 0.4mm layer height
• Prusament Pistachio Green PETG
• 15% infill
• No supports
• Marker holes are 11.5mm in diameter. It’s a snug fit. Scale to 102% if you’d like a bit more wiggle room. 

Designed for Artugn Dual Tip Acrylic Paint Markers from Amazon US.  These markers measure at just under 10.75mm in diameter.