Feature: 1. Each color and filling has a corresponding number, DIY diamond painting bookmarks are easy to operate and complete 2. Beginners and diamond painting lovers can enjoy the fun of DIY, enrich your time and add more fun to your life 3. Made of non‑iron round diamonds, which is the latest research and development natural environmentally friendly, easy to operate 4. 5D effect clear cutting, more three‑dimensional, and 30% more diamonds will be put in each painting to guarantee sufficient 5. Help you to experience a sense of accomplishment, release stress and enhance self‑confidence, improving relationship between you and your child, which cultivate children's artistic sense, exercise color distinguish, imagination and patience Specification: Item Type: Diamond Bookmarks Model: AA254 Bookmark Size(L x W): Approx. 20.5 x 5.5cm / 8.1 x 2.2in Material: PU leather + fancy shape diamond Function: DIY for students, daily painting. Package List: 2 x Bookmark2 x Tassel16 Pack of Resin Diamond2 x Pen2 x Tray2 x Gel Note: Please allow tiny size error due to manual measurement. Thanks for your understanding.