This is a Kokuyo Campus file index sheet. I'm not using it, so I'm offering it to anyone who wants it. I will reply and ship immediately. All are new and unused, but please refrain from purchasing if you are concerned about home storage. Multi-color index with ruled refill, B5 Size, 5 colors (5 sheets) x 5 sets - Type: Refill - Color: Multi-color (red, blue, green, yellow, gray) - Size: B5 size - Features: Ruled paper with index (5 sheets) From the official website ↓ About the product ● Made of full PP sheet, so it is durable and stain-resistant. ● The index part can be written on with an oil-based pen. ● Round hole ● Size: B5 ● Height/Width: 257/192 ● Number of holes: 26 holes ● Specifications: 5 colors, 10 sections ● Set contents: 5 PP color index sheets x 5 sets, index Size B5 Height/Width 257/192 Number of holes 26 holes Inner paper dimensions (mm) Height 210 x Width 148 Cover Cardboard Thank you for viewing.