Miracll yatangiye guteza imbere, gukora ubushakashatsi no gukora ibibyimba bishingiye kuri polyurethane kuva yashirwaho mu 2009, nyuma yimyaka irenga 10 yiterambere, ibimera bifata muburyo bwa polyester, ubwoko bwa polycaprolactone, alifatique nizindi nini nini ntoya hafi 20 yibicuruzwa . Gutezimbere ibicuruzwa no gutezimbere inganda zitandukanye nibisabwa mubikorwa, barashobora kuzuza ibyifuzo byabakiriya kubikoresho bitandukanye bihuza, imbaraga zishishwa, sisitemu yo gukemura, amasaha yo gufungura nibindi.