ðə tɛknˈiːk ʌv ʃˈɜːɹɪŋ pɹədˈuːsᵻz ɐ sˈɪmɪlɚɹ ɪfˈɛkt baɪ ɡˈæðɚɹɪŋ ðə fˈæbɹɪk ɪn tˈuː pˈæɹəlˌɛl ɹˈoʊz nˌɑːt nˌɛsɪsˈɛɹᵻli hˌɔːɹɪzˈɔntəl, jˈuːʒuːəli baɪ smˈɑːkɪŋ.
The technique of shirring produces a similar effect by gathering the fabric in two parallel rows (not necessarily horizontal), usually by smocking.