LINHANDAIThe pen has been proven to be the longest-lasting gel ink pen so you can write more without having to refill often .Product Name：Neutralized penSpecification: 0.5mmSize: 14.4cm/5.7inRefill color: blackPen barrel color: green, pink, purple, blue, black, whitePacking: 1*1pcsSuitable for: business office workers, students, daily use, general purposeWe have great confidence on our products and we are sure you will love this new set pens, if there is any problem with the product, please don’t hesitate to contact us directly via your order page, we are happy to give you a satisfied solution.