Code point
U+25BB
Glyph appearance depends on your fonts.
U+25BB
SoU+25BB WHITE RIGHT-POINTING POINTER is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Geometric Shapes block.
Choose the representation you need, then copy its value.
U+25BB
9659
▻
▻
E2 96 BB
25BB
000025BB
%E2%96%BB
\u25BB
\u25BB
\u25BB
\25BB