Leather Zippered Magnum Opus 3 Slots Hard Pen Case with Removable Pen Tray - Crazy Horse Smoky Dino-Writes apply a layer of silicone

apply a layer of silicone grease (included) around the threads to prevent the leakage of ink

When you roll up the roll pen case

Also it's suitable for thick fountain pens (like Pelikan M800 or Montblanc 149) up to 14mm diameter

and its fittings are coated with three microns of gold

even an oversized Montblanc 149 or a Pelikan m1000 and other types of pens

Leather Zippered Magnum Opus 3 Slots Hard Pen Case with Removable Pen Tray - Crazy Horse Smoky Dino-Writes apply a layer of silicone100% Handmade in Turkey Product: Handmade Crazy Horse Forest Green Leather Zippered Magnum Opus 3 Slots Hard Pen Case with Removable Pen Tray Color Finish: Crazy Horse Smoky Grey Distressed Distressed smoky color showing under tones of the black and rich grey. Ages and softens quicker compared to regular leather. Suede feeling finish. Size: 17. 5 x 8 x 3 cm 6. 90" x 3. 15" x 1. 2" inches Fit pens up to about 16 cm long and 1. 55 cm in barrel diameter.