Gukwirakwiza Acoustic, kwinjiza amajwi, ipamba ya polyester, insimburangingo ya polyester ikozwe muri fibre yuzuye 100% nyuma yo gushyuha kumpamba.Kandi dukoresha hot-press zitandukanye kugirango tugere ku bucucike butandukanye kandi tumenye neza ko ihumeka, bigatuma iba amajwi meza cyane yo kwinjiza no kubika ibicuruzwa.Nubwoko bushya bwibicuruzwa byateye imbere bifite ingaruka nziza zidafite amajwi kandi bitagira ingaruka ku bantu, bikaba byiza kuruta ipamba ya fibre.Polyester fibre acoustic ipamba ikoreshwa cyane muri cinema, icyumba cyo gufata amajwi, sitidiyo yumuziki, inzu yimikino, sitidiyo yumuntu, nahandi hantu hakenewe ibisabwa cyane kubijyanye no kwinjiza amajwi.