50sets Metal Adjustable Bow Tie Hardware Cravat Clip Hook Fastener Necktie Strap

Feature: Copper material will not rust; Ultra thin, space; 20mm width, to accommodate a variety of tie. Specification: Material: Metal Copper Color: black Size: 20mm(ID) inner diameter:18mm Outside diameter: 23mm No rust, thin, DIY tie. For Bow Tie,DIY. please confirm the size before you buy. Package include: 50x Bow Tie Clips Note: Please allow 1 3mm error due to manual measurement. Thanks for your understanding. .