(1) Lub hnab tshwj xeeb zoo li lub hnab, kev cai zoo li lub hnab.
(2) Zipper tuaj yeem muab ntxiv rau ntawm lub hnab kom rov ntim cov hnab ntim khoom.
(3) Tear notch yog xav tau kom cov neeg siv khoom qhib lub hnab ntim tau yooj yim.
(4) BPA-DAWB thiab FDA pom zoo cov khoom noj khoom haus.