The pleats in a cummerbund are not just there for aesthetic purposes—they can actually be used to hold loose cash, tuck away ticket stubs, or even catch wayward crumbs at a fancy dinner. Not all cummerbunds have pleats. If yours doesn’t, look for a label or logo to help you orient it properly.

If the cummerbund falls below the bottom button on your dinner jacket, it’s too low. If the fabric of your shirt is visible around your waistline, it’s too high. Positioning your cummerbund correctly may require you to wear your trousers slightly higher than hip level, which is where they tend to sit on more modern styles.

You may need to have someone assist you with securing the cummerbund, since it can be difficult to thread the buckle behind your back. [4] X Research source

Make sure your cummerbund fits comfortably and snugly. You don’t want it to be so tight that you have trouble breathing, or too loose that it slips down. [5] X Research source Make sure there are no wrinkle or folds in the strap. These could start to cause discomfort the longer you wear your cummerbund. Nearly all modern cummerbunds feature this inside pocket. If yours doesn’t, simply smooth down your strap as much as possible so it doesn’t wrinkle against your back.

Don’t worry if you’re not a bow tie person. They’re also typically worn with tuxedos and similar formal attire, which means they’ll look quite natural with a cummerbund. Avoid wearing a pre-tied, clip-on bow tie. They’re easy to spot and come across as immature. [7] X Research source

People won’t be able to see the suspenders, but you should still wear a black or white pair just in case your jacket slips. You want to ensure that the color scheme of your outfit is consistent.

Matching your cummerbund to your jacket lapels helps it blend in with the rest of your outfit, making it appear more uniform.

A plain cummerbund looks the most elegant, and it’s appropriate for any occasion. [10] X Research source Katie Quinn. Stylist. Personal interview. 8 May 2020.

Resist the urge to match your bow tie or any other accessories to a colorful cummerbund, which can look tacky and immature. Stay with a plain black bow tie to keep your look classy.