Code point
U+23E0
Glyph appearance depends on your fonts.
U+23E0
SmU+23E0 TOP TORTOISE SHELL BRACKET is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Miscellaneous Technical block.
Choose the representation you need, then copy its value.
U+23E0
9184
⏠
⏠
E2 8F A0
23E0
000023E0
%E2%8F%A0
\u23E0
\u23E0
\u23E0
\23E0