Ingasetyenziselwa ukuthwala nokuthwala, kwaye umbala opinki ubukeka umhle.
Isibonisi esibonisa umgangatho ophezulu we-TU.
Ingxowa efihliweyo yezihlangu ene-zipper ethe tyaba ezantsi ngaphambili kulula ukuyilungisa nokuyihlela.
Isingxobo esiphathwayo sokukhanya nobunzima bokukhanya okuphezulu kunye noyilo lomthamo omkhulu zilungele ukuhamba kweshishini.
Indawo yokwahlulwa izihlangu, ezizinzileyo nezihlala zodwa, kunye ne-zipper encinci encinci
I-zipper enezindlela ezimbini, i-zipper egudileyo, iqhuma-ubungqina-bumdaka, akukho jam yetyhuna.
I-PU ayifumani manzi, ingathinteli ukungcola kwaye kulula ukuyicoca. Inokuthwalwa ngegxalaba elilodwa, iphathwayo okanye nge-diagonally.