The Leftwards Double Dash Arrow symbol (⤌). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Arrows.
The quickest way is to copy ⤌ from this page and paste it anywhere. You can also insert it with its Unicode, HTML, or alt code listed above.
⤌ is U+290C (decimal 10508).
Use ⤌ in HTML to render ⤌ on a web page.
On Windows you can type it with Alt+10508 (hold Alt and enter the number on the numeric keypad).
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