What is the difference between comfort fit and traditional fit rings?

925 Sterling Silver 7mm Court Shape (Comfort Fit) Classic Weight

Classic gold wedding band, comfort fit ring, 5 mm width

Wedding Bands: Comfort Fit vs. Standard Fit

Solid Palladium 6mm Comfort Fit Step Edge Wedding Band Ring Mens

Solid 18k Yellow Gold 6mm Flat Comfort Fit Wedding Band Ring

Classic gold wedding band, comfort fit ring, 4 mm width

What Are Comfort Fit Wedding Bands?

Men's Comfort-Fit Wedding Band - Classic Comfort-Fit Ring - Do Amore

Dainty 10k Yellow Gold Comfort-Fit Band Traditional 2mm Wedding

Wedding Bands: Comfort Fit Vs. Standard Fit