Code point
U+299E
Glyph appearance depends on your fonts.
U+299E
SmU+299E ANGLE WITH S INSIDE is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Miscellaneous Mathematical Symbols-B block.
Choose the representation you need, then copy its value.
U+299E
10654
⦞
⦞
E2 A6 9E
299E
0000299E
%E2%A6%9E
\u299E
\u299E
\u299E
\299E