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Mixed
3D
Iconza
remove, Minus, round
Khaki
32x32
remove, round, Minus
Sienna
Minus, remove, round
Silver
MediumVioletRed
round, remove, Minus
IndianRed
Purple
DarkGray
DimGray
round, Minus, remove
SlateBlue
OliveDrab
SeaGreen
DarkSlateGray
SkyBlue
Black
Signs & symbols
Free 3d Glossy Interface Icon Set
glossy, forbid, sign
Gainsboro
64x64
sign subtract, negative sign, remove
delete, no exit, Close
OrangeRed
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Webtoys
Minus
YellowGreen
UI
Gloss Basic Icons
Minus, Folder, delete
SandyBrown
Bright
Minus, document, Blue
512x512
green, document, Minus
Blue, Minus
Minus, plus