【This product is made to order and takes 14 days to produce】 This is a simple 30-hole file designed to showcase the exquisite texture of carefully selected leather from a long-established tanner in Hyogo. You can use it as an album or binder by inserting 30-hole refills. The sturdy, thick, and firm high-quality vegetable-tanned leather will elegantly enhance your memories and your desk. As you use it over the years, it will become more supple and lustrous, becoming a unique item in the world. A treatment cream is applied during production, so you can use it immediately upon arrival. ■ Leather Colors Extra-thick vegetable tanned leather - Natural Extra-thick vegetable tanned leather - Black Extra-thick vegetable tanned leather - Dusty Blue ■ Ring Sizes Outer ring diameter 16mm Outer ring diameter 21mm Outer ring diameter 32mm (Sample photo is here) ■ Ring Colors Available: Black Silver Custom orders are also welcome. ■ Paid Options Name engraving Ring holder Pen holder ■ About the Material We use extra-thick vegetable-tanned leather that has been tanned over a long period of time with great care. With long-term use, it will age, becoming supple, soft, and glossy. ⚠Caution⚠ Due to the use of thick, sturdy leather, it may feel stiff when you first start using it. You can enjoy the changing appearance and how it becomes familiar with use. As leather is a natural material, there may be variations in color and thickness depending on the part. Also, the natural wrinkles of the cow may appear in the product. #LooseLeafCover A5 #VegetableTannedLeather #RingType #GenuineLeather #Cowhide #Leather #Handmade #NotebookCover #DiaryType #Stylish #Refill #Binder #Stationery #BookCover #Diary Material...Genuine Leather