Hot narke sandar manne fari fari opaque (nau'i mai ƙarfi), mara guba, mai sauƙin aiki, babu carbonization a ci gaba da amfani.Yana da halaye na saurin mannewa, ƙarfin ƙarfi, juriya na tsufa, rashin guba, kwanciyar hankali mai kyau na thermal, da ƙarfin fim.Siffar ita ce sanda da granular.

Sanda mai narke mai zafi shine ƙwaƙƙwarar manne da aka yi da ethylene-vinyl acetate copolymer (EVA) a matsayin babban abu, wanda aka ƙara tare da tackifier da sauran sinadaran.Yana da sauri adhesion,

An yi amfani da shi a cikin haɗin filastik, karfe, fiber, itace, takarda, kayan wasa, kayan lantarki, kayan aiki, fata, kayan aikin hannu, kayan takalma, sutura, yumbu, fitilu, auduga lu'u-lu'u, kayan abinci, da dai sauransu.

Za a iya amfani da sandar narke mai zafi tare da gunkin manne