http://kannikar.net/Technology/binance-binance-futures-binance-api-binance-xrp-binance-btc-binance-us-binance--149/ One reason might be to brighten and define their natural eye colour. Another reason could be to change the colour of their eye occasionally. For example: If a person has naturally blue eyes, wearing a lens in the shade of emerald will provide beautiful aquamarine eyes. Tue, 03 Dec 2024 07:05:17 EST en