Ezi glasi zisimbo sakudala seglasi ezinika abantu imvakalelo enzima. Yenziwe ngezinto ezikumgangatho ophezulu ezinomgangatho obalaseleyo kunye nokuqina. Ezi zibuko zelanga azinikezeli kuphela ukukhuselwa kwelanga okugqwesileyo, kodwa kugxininise ekudibaneni kwefashoni kunye nentuthuzelo. Okokuqala, isitayile se-retro sezibuko zelanga yenye yezona ndawo zithengisa kakhulu.
Isebenzisa izinto zoyilo lwakudala kwaye igxininisa ukuziva kwangaphambili, ivumela umntu oyinxibileyo ukuba abonise ubuntu obukhethekileyo kunye nencasa. Esi simbo sakudala asinakuhamba kuphela ngexesha, kodwa sikwadityaniswe neziqwenga ezahlukeneyo zempahla ukongeza amandla kunye noluvo lwefashoni kwinkangeleko iyonke. Ukongeza, ubunzima bezi zibuko zelanga nazo zinomtsalane kakhulu. Isebenzisa isakhelo esomeleleyo kunye neelensi ezishinyeneyo, zenza zonke iiglasi zibe nesakhiwo esiqinileyo. Le mvakalelo enzima ayigcini nje ukwandisa ukuthungwa kwezibuko zelanga, kodwa ibonelela ngokhuseleko olungcono kulowo uyinxibileyo. Kwangaxeshanye, inokuthintela ngokufanelekileyo ilanga, inciphise imisebe ye-ultraviolet emehlweni, kwaye ikhusele impilo ebonakalayo. Kuyafaneleka ukukhankanya ukuba ezi zibuko zelanga azigxininisi kuphela kwimbonakalo, kodwa zibandakanya ukubaluleka okukhulu kwinduduzo yokugqoka. Inoyilo lwe-ergonomic oluhambelana negophe lobuso kwaye lenze ukuba umntu onxibileyo azive ekhululekile kwaye engokwemvelo.
Ukongeza, isebenzisa izinto ezilula ezinciphisa uxinzelelo lokunxiba kwaye zikwenze uzive ukhululekile ngexesha lokusetyenziswa ixesha elide. Ukushwankathela, esi sibini sezibuko zelanga lukhetho olulodwa lwesitayela se-retro kunye nobunzima. Izinto zayo ezikumgangatho ophezulu kunye neempawu ezibalaseleyo zokukhusela ziyenza ibe liqabane elifanelekileyo lokhuseleko lwakho elangeni. Kwangaxeshanye, amava okunxiba akhululekileyo nawo akuzisela lula ngakumbi. Nokuba bubomi bemihla ngemihla okanye imisebenzi eyahlukeneyo yangaphandle, ezi zibuko zelanga zinokukubonelela ngowona khuseleko lubonakalayo.