PNG ICO ICNS SVG MORE
Brand vol 3
question, modern, Quora
DarkSlateGray
512x512
Brand
red, question, modern
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Free icons for Windows8/Metro
shield, question
PNG MORE
question
26x26
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Free Common
help, question
64x64
question, help
Fugue
Blue, frame, about
16x16
Cursor, question, help
profile, help, Silhouette
Heavily Brushed
help, question, Orb
256x256
Buuf
question, no, no further
128x128
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Network & communications
Glyph
Cloud Computing
Cloud computing, help, question
Mixed
Simple Geometric Icons
help, support, Information
395x512
UI
Windows 8 metro style
question, shield
Iconic
question, mark
256x512
Windows 8 icons
Pixel
Windows 8 Pack (Metro Style)
Smooth
Super Mono Stickers
question, Balloon, sticker
sticker, question