3. [Yooj yim nqa] Tsim los ntawm sab kov, yooj yim nqa. Txhua lub hnab kawm ntawv lossis lub hnab mus ncig tuaj yeem khaws cia tau yooj yim yam tsis siv qhov chaw ntau dhau.
4. [Khoom siv ruaj khov] Ua los ntawm cov ntaub polyester zoo. Lawv yog cov mos, ruaj khov, lub teeb yuag thiab yooj yim los ntxuav. Tsis tas li ntawd, nws muaj lub zipper zoo uas ruaj khov uas tuaj yeem qhib thiab kaw ntau zaus.
Lub hnab ev khoom siv tau ntau yam, hauv qab hnab ev khoom muaj lub thawv cia khoom, koj tuaj yeem khaws khau, koj tuaj yeem khaws khaub ncaws thiab lwm yam.