The flag for Sri Lanka, which may show as the letters LK on some platforms.
The Flag: Sri Lanka emoji is a flag sequence combining ? Regional Indicator Symbol Letter L and ? Regional Indicator Symbol Letter K. These display as a single emoji on supported platforms.
Flag: Sri Lanka was added to Emoji 1.0 in 2015.
U+1F1F1
U+1F1F0
?? Regional indicator symbol letter l
?? Regional indicator symbol letter k