Description. Commonly cardigans are open fronted and have buttons: garments that are tied are instead considered a robe. ... A current fashion trend has the garment with no buttons or zipper and hangs open by design. By contrast, a pullover (or sweater) does not open in front but must be "pulled over" the head to be worn.

What do you call a cardigan without buttons?

Tunic Cardigan

Tunic cardigans are extra long and can come with or without buttons. They look just like a basic cardigan but usually come down to right above the knee, and they are usually made of materials such as knitted wool, polyester wool, or linen cotton.

Do cardigans button?

The same rule which applies to 3-button suit jackets also applies to cardigans: always button the middle button, sometimes the top button (along with the middle), and never the bottom (you want to allow the bottom of the sweater to flare out over your waist). ... Of course, you can wear your cardigan open too.