Ha e le litheko tse matla, re lumela hore u tla be u batla hole le hole bakeng sa eng kapa eng e ka re hlolang. Re ka bolela habonolo ka kholiseho e felletseng ea hore bakeng sa boleng bo holimo joalo ka litheko tse joalo re tlase ho feta Masks Of The World, Kno95 Mask le Ce , Mask e sa Lahlisang , Sebaka sa batho ba baholo ,Sefahleho sa Surgical se kentsoe . Ka kopo u se ke oa tsilatsila ho ikopanya le rona haeba u thahasella lihlahisoa tsa rona. Re lumela ka tieo hore lihlahisoa tsa rona li tla etsa hore u khotsofale. Sehlahisoa se tla fana ka lefats'e lohle, joalo ka Europe, America, Australia,Portugal, Bhutan, Czech republic, Bolivia .Boleng bo botle, Tšebeletso e ntle kamehla ke tenet le credo ea rona. Re etsa sohle se matleng a rona ho laola boleng, sephutheloana, lileibole joalo-joalo 'me QC ea rona e tla hlahloba lintlha tsohle nakong ea ho hlahisa le pele e romelloa. Re ikemiselitse ho theha likamano tse telele tsa khoebo le ba batlang lihlahisoa tsa boleng bo holimo le litšebeletso tse ntle. Re thehile marang-rang a pharaletseng a ho rekisa linaheng tsa Europe, Amerika Leboea, Amerika Boroa, Bochabela bo Hare, Afrika, linaha tsa Asia Bochabela.Ka kopo ikopanye le rona hona joale, u tla fumana phihlelo ea rona ea setsebi le limaraka tsa boleng bo phahameng li tla kenya letsoho khoebong ea hau.