This is a handmade leather pen holder refill for Micro 5 (M5) size notebooks. The base is made of black saddle leather, and the pen loop is made of natural (camel-colored) vegetable-tanned leather, hand-stitched. Stitch color: Tan. *The listing is for the pen holder refill only. The notebook and ballpoint pen are not included. **Size:** The photos show the pen holder with a "uni-ball one P (W13.9 x D19.2 x H116.8mm)" and a "Pentel ENERGEL (W11 x D16 x H147mm)". Pens with a barrel diameter of up to approximately 14mm can be used. *Images 8-11 are for illustration purposes only. **Leather:** Saddle leather (neck). Finished with neat's-foot oil. --- ● Size (Outer Dimensions) Length: Approximately 10.5cm Width: Approximately 6.4cm Width (pen loop): Approximately 8.5cm ● Quality As this is a natural material, there may be scratches, wrinkles, and stains on the surface. Please understand this beforehand. ● Materials Cowhide (vegetable-tanned) --- *This is a handmade item, and all processes are done by hand. Minor scratches, wrinkles, and stains inherent to the leather, as well as small imperfections that may occur during the manufacturing process, are not considered defects. Please consider this before purchasing. #M5 #Refill #PenHolder #PenHolderRefill #M5Refill #SystemNotebookAccessories