Wannan nau'in ƙaramin injin buhun buhun wuta ne na tsaye don kayan foda mai kyau. Kamar garin kofi, garin madara, garin fulawa, garin yaji, garin wanka, garin chili, garin masala, garin koko, garin baking powder, bleaching powder, garin kaza. Yana haɗa ma'auni, jaka, tattarawa, hatimi, bugu na kwanan wata da ƙidaya zuwa ɗaya.
Kunshin abu: BOPP / CPP / VMCPP, BOPP / PE, PET / VMPET, PE, PET / PE, da dai sauransu.
Akwai nau'ikan jaka iri-iri, misali jaka, jakar rufewa, jakunkuna masu haɗawa, da sauransu.