No truly formal look is complete without the tie clip - this natty final flourish keeps everything in order so that you're always looking assuredly sharp. <a href="http://www.mrporter.com/mens/Designers/Lanvin">Lanvin</a>'s German-made version will make a fine addition to your drawer, crafted from rhodium-plated brass for a glossy, polished finish. The raised geometric grid engravings add a welcome hit of texture and will stay free from fingerprints. Slide yours between the third and fourth buttons on your dress shirt.