(1) Chikwama chopangidwa mwapadera, thumba lopangidwa mwamakonda.
(2) Zipper zitha kuwonjezeredwa pathumba kuti mutsekenso matumba oyikamo.
(3) Tear notch ikufunika kuti kasitomala atsegule matumba onyamula mosavuta.
(4) BPA-FREE ndi FDA ovomerezeka chakudya kalasi chuma.