What is a ribbed cuff?
These are known as “Ribbed Cuffs and Hems” because of the elastic that is sewn between the cotton fabric. Ribbed cuffs and hems adhere to your body better than a regular cuff. Most of you wear long sleeves, go on, have a look at the end of your sleeve.
https://www.youtube.com/watch?v=fVFV7VXBEew