Reliable performance , Various choices, Comfortable using, Right colors, bring unbeatable convenience for your office.Professional design and workmanship make you more effcient and relaxed.The size of it can be from 13mm to 51mm, and the colour would be others . Unique design , makes your documents outstanding and irresistable. Blinding for many hours and keep everyone's eyes attention. Best way to improve effciency and get noticed.Reliable performance , Various choices, Comfortable using, Right colors, bring unbeatable convenience for your office.Professional design and workmanship make you more effcient and relaxed.The size of it can be from 13mm to 51mm, and the colour would be others . Unique design , makes your documents outstanding and irresistable. Blinding for many hours and keep everyone's eyes attention. Best way to improve effciency and get noticed.And the product will be packed in box , blistercard or tub. If you are interested in our product , pls contact me .Your enquiry will be reply immdently, thank you!