(1) Iphakheji ineziphu evaliweyo, enokuthi isetyenziswe kwakhona kwaye inokutywina imveliso.
(2) I-Free ye-BPA kunye ne-FDA-evunyiweyo kwizinto zebakala lokutya.
(3) Ithintela ukukhanya kwe-ultraviolet, ioksijini kunye nokufuma kwihlabathi langaphandle, igcina isitsha kangangoko kunokwenzeka.
(1) Ulwazi lwemveliso kunye noyilo lunokuboniswa ngaphambili, ngasemva nasecaleni.
(2) Inokuthintela ukukhanya kwe-UV, ioksijini kunye nokufuma ngaphandle, kwaye ugcine ubutsha ixesha elide.
(3) Ibhegi yokupakisha yetyhubhu ibonakala icocekile kwaye intle.
(1) Izinto zebakala lokutya.
(2) I-Single-exhaust / ivalve yendlela enye inokongezwa.
(3) I-zipper eqhelekileyo, i-zipper elula yokukrazula, i-tin-tie inokukhethwa.
(4) Inotshi yokukrazula iyafuneka ukuze kube lula ukuyivula.