Ol sofa i save bihainim sampela standet width na longpela. Olsem, standet longpela bilong tripela man sofa em 72 ins. Tasol sofa i no inapim wanpela spesifik standet dip. Dip bilong sofa i narapela narapela long kampani na bren, i no long longpela o mak bilong . .