● Cov catheter yog tsim los ntawm cov polyethylene tsawg (LDPE).
● Cov catheter yog sib npaug xaus thiab 2 atumatic tom qab lub qhov.
● Cov mauv tau nthuav dav los suav cov yam ntxwv tshiab, cov ntaub ntawv thiab ntau thiab tsawg los npog qhov kev xav tau ntawm cov neeg feline.