PNG ICO MORE
24x24 Free Application
Close, cancel, no entry
Red
24x24
PNG MORE
Business & finance
Glyph
24x24 Free Application Icons
Exit, delete, Negative
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Network & communications
Pixel
16x16 Free Application Icons
no, Exit, delete
16x16
Desktop apps
3D
Free Applications Icons
no entry, restricted, forbidden
Minus, forbid, restrict
no entry, unable, Exit