MUJI Set of 5 Notebook B5 Size (9.9 x 7 in) 6 mm Ruled Anti-bleed-through Paper | eBay
Muji Planting Tree Paper notebook (B5) is surprisingly good with fountain pens. Great for rough work, practice, etc. Got different kinds of Muji notebooks to see which ones work well fountain pens
A month ago I asked about smaller spacing and I finally got my hands on the A5 and B5 MUJI notebooks with 6mm spacing! : r/notebooks
A6/A5/B5 Muji Style STANDARD Notebook with Garter (Grid, Dotted, Plain, Line)/ notebook | Lazada PH