Le mveliso inoprinta obalaseleyo, i-ofisi engafezekanga engafakwanga, kunye neziphumo ezilungileyo ezibonakalayo, zenza iilebheli zibalasele kakhulu. It is a type of paper that, when exposed to sunlight, reflects colored light and converts ultraviolet light into visible light, which is then reflected off. As a result, it has a brighter color than ordinary stickers.
