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iOS7 optimized
Glyph
Miu
cancel, delete, Circle
Black
512x512
Circle, plus, Minus
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UI
Elysium Icons
Minus
DimGray
24x24
Folder, Minus, remove
Google Material Design icons
Exposure, Minus, 2
1, Minus, Exposure
Social media
E-commerce
remove, less, round
Full, substract, remove
GlyphPack
square, Minus
PNG SVG MORE
Business & finance
Math & Business
stop, Minus, math
506x512
Very Basic. Android L (Lollipop)
Minus, math, remove
PNG ICO ICNS MORE
Mixed
Simple Icons
Signs & symbols
SquareNav
subtract, Minus, square
Typicons
Windows 8 metro style
plus, Minus
Freecns Cumulus
Minus, remove, delete
Cloud, delete, Minus
Travel & hotels
Meanicons
Music & multimedia
Sound and Audio
speaker, volume, Minus
Computer & hardware
Ionicons
Minus, Empty