I-Aramid, isifinyezo segama elithi "aromatic polyamide", yifayibha yokwenziwa eyenziwe ngumntu esebenza kakhulu. I-Aramid ineempawu ezininzi eziluncedo zoomatshini ezenza ukuba ibe yinto ebalulekileyo kwiindawo ezahlukeneyo. Ihlala isetyenziswa njengefayibha yokuqinisa izinto ezidityanisiweyo ze-polymer matrix.Kevlarluhlobo lwefayibha ye-aramid. Ilukiwe yenziwe ngezinto zelaphu kwaye inamandla kakhulu kwaye ilula, inokumelana nokugqwala nobushushu. Isetyenziswa kwizicelo ezininzi ezifana nobunjineli beenqwelo-moya (njengomzimba wenqwelo-moya), isikhuselo somzimba, iivesti ezingangenisi mbumbulu, iibhuleki zemoto, kunye neenqanawa. Idla ngokwenziwa ibe zii-composites. I-Kevlar ingadityaniswa nezinye iifayibha ukuvelisa ii-composites ezixutyiweyo.