Set of 2 books. 【Product Overview】 The Stamp Sheet B-type is a holder for organizing post stamp sheets. It features a red exterior and a black interior design, making it visually appealing. 【Functionality】 This holder is designed to safely store stamps and make them easy to remove. The interior is black, which makes the colors of the stamps stand out. 【Uses】 Perfect for collectors and those who want to organize their mail. It's an essential item for beautifully storing post stamps. - Product Name: Stamp Sheet B-type - Type: Post Stamp Sheet Holder - Color: Red - Interior Design: Black interior Thank you for viewing.