Dateline Professional Two in One Silver Hair RazorTwo In One Dateline Professional Hairdressing Razors, the number one choice for professional hair stylists and hair apprentices for over 15 years. The main benefits of using a Dateline Professional Two in One Hair Razor is, you don't ever need to touch the hair blade whilst changing, and thanks to the groove on the tip, each blade can be used twice. Features: No need to touch the hair blades whilst changing Finger hole for added balance Each blade is