Sufficient Quantity: you will receive 16 pieces of empty pen boxes, enough quantity can satisfy your various packing demands on any important holiday, and you can also share them with others Suitable for Packaging Pens: each pen case measures about 17.5 x 4.3 x 2 cm or 6.89 x 1.69 x 0.79 inch, suitable for holding most pens, ballpoint pens, jewelry and more, easy to store and won't take up too much space Reliable Material: these gift boxes for pens are made of quality cardboard material, which are reliable and sturdy, not easy to wear and tear The clear window design will make you see what inside easily Elegant and Exquisite: adopting black color, the ink pen display case looks simple but elegant, with clear display window, make your gift look more delicate, ideal for holding pen, necklaces, bracelets, key chains and other souvenirs Wide Range of Use: the gift box for pen is suitable for baby shower, birthday, commemorative award, wedding, class rewards, business gift, anniversary celebration, trade fair, festival and other occasions