These pen gift boxes are made of high-quality cardboard material, reliable and sturdy, not easy to wear and tear; clear window design allows you to easily see what's inside. Each pen case measures about 17.5 x 4.3 x 2 cm / 6.89 x 1.69 x 0.79 inches, suitable for holding most pens, ballpoint pens, jewelry, and other small items, easy to store without taking up too much space. In black color, the pen display box looks simple and elegant, with a clear display window, making your gift look more exquisite, ideal for storing pens, necklaces, bracelets, key chains, and other keepsakes. The pen gift box is suitable for baby showers, birthdays, anniversary awards, weddings, class rewards, business gifts, anniversary celebrations, trade fairs, festivals, and other occasions. Quantity: 40 PCS. Color: Black. Material: Paper. Size: About 17.5 x 4.3 x 2 cm. Package Contents: 40 x Pen Box (pen not included). Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may vary by +/- 1-3 cm.