Ishubhu le-cold shrink liwumkhono wenjoloba ovulekile noma ishubhu, elingashwabana ngokuphindwe kathathu kuya kahlanu kunosayizi walo wangempela, okufana neshubhu lokunciphisa ukushisa. Ishubhu lenjoloba libanjwe umgogodla ongaphakathi, wepulasitiki othi, uma usususiwe, uvumele ukuthi inciphe ngosayizi. Idume kakhulu emakethe yezokuxhumana, kanye nasezimbonini zikawoyela, amandla, ikhebula lethelevishini, isathelayithi, kanye nezimboni ze-WISP. Sinikeza izinhlobo ezimbili zamashubhu anciphayo abandayo, okungamashubhu ancibilikayo erabha e-silicone kanye namashubhu e-epdm erabha abandayo ancipha.