Download Button animated by Fede Cook
buttons and knobs!
Dribbble - Button by Jee
Dribbble - Show and tell for designers
button smooth lemanoosh.tumblr
#UI I like knobs and I like digital and these are digital lobs, so i like it 2x as much
Minimal Light User Interface by Diego Monzon http://dribbble.com/shots/808157-Minimal-Light-User-Interface-Freebie
GUi guide - steel | http://uidesigninspirations.blogspot.com
*APP* | iOS Flashlight. Also looks like a knob in a very expensive car!
Switch Button by Javi Perez via Dribbble
Skeuomorphic - when computer generated graphics are made to look like real life objects