Description: Package include: you will get 6 pieces of clear thumb bookmarks, enough quantity to meet your daily use and share with others. Effect: The page holder bookmark allows you to keep the pages of the book open and read with one hand, freeing up space with the other hand to do other things. Durable material: The thumb page holder is carefully made with high-quality acrylic material, the surface is smooth and transparent, easy to read, easy to use, and durable. Widely used: lightweight and portable, this acrylic page holder is suitable for both thick and thin books with glue binding, convenient for you to read and mark the book page. Practical gifts: These thumb ring page holders are very practical gifts for people who like to read, suitable for teachers, students, librarians, nerds, writers, bibliophiles, etc. Size Chart: Overall size: 7x5.5x0.6cm/2.76x2.17x0.24inch Hole diameter: Mini: 1.8cm/0.71inch Small: 2.0cm/0.79inch Medium: 2.2cm/0.87inch Large: 2.4cm/0.94inch Package Includes: 6 Pieces Acrylic Book Page Holders Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!