A quarter round is a convex molding whose cross section is a quarter circle. It is one form of

ovolo Ovolo is an Italian language, Italian word that means "little egg". The ovolo or echinus is a convex molding (decorative), decorative molding profile used in Ornament (architecture), architectural ornamentation. Its profile is a quarter to a half ...

. A variation is a base shoe, a quarter of an ellipse. Most quarter round is of small gauge and relatively flexible. It is typically used as a decorative build-up element in

mantels The fireplace mantel or mantelpiece, also known as a chimneypiece, originated in medieval times as a hood that projected over a fire grate to catch the smoke. The term has evolved to include the decorative framework around the fireplace, and c ...

and other architectural features, and at the lower edge of

baseboard In architecture, a baseboard (also called skirting board, skirting, wainscoting, mopboard, trim, floor molding, or base molding) is usually wooden, MDF or vinyl board covering the lowest part of an interior wall. Its purpose is to cover the ...

to hide any gaps between it and a floor. Base shoe is used similarly in flooring applications. Quarter round is produced in hardwood, softwood,

engineered wood Engineered wood, also called mass timber, composite wood, man-made wood, or manufactured board, includes a range of derivative wood products which are manufactured by binding or fixing the strands, particles, fibres, veneers, or boards of wood, ...

, and extruded plastic.

References

Floors Architectural elements {{architecturalelement-stub