Best curved curtain rod for bay window the best part Ideas curved curtain rod for bay window at dexetra.org. Another standard sort of curtains and drapes area unit tiers. Tiers also are called cafe curtains; they are available in many completely different styles to satisfy regarding everyones wants, taste, and style. they re short long and are typically employed in kitchens and baths for ornamental functions. Basically, tiers cowl the lower half of the window employing a tension rod and may be superbly combined with a swag, cornice or top tier for an improved, additional decorative look.