As the Usage of Tie Clips, A Tie Tack Can Keep Your Tie In Place. Please Follow the Instruction Shown In The Picture. Size: Crystal:10 mm, Chain:52 mm. Weight:4 g, Package: A Black Gift Box. Classic Sailor Knot Perfect All Kinds of Shirts and Necktie; Suitable for Wedding, Business, Party, Banquet, and Daily Use. Good Choice Of Gift For Husband, Boyfriend, Father, and Friends. Please Click "HAWSON" To View More Fashion Men's Accessories