A great set 90 royalty free, pixel-perfect, flat icons, part of my flat UI kit.
Checkout the attachement to see all the icons.
Get them here http://crtv.mk/sKYa or here http://graphicriver.net/item/90-royalty-free-flat-icons/5007901
A Mail app part of my Flat UI kit. The layout is mostly inspired by Sparrow.
Checkout @2x and the attachment for real pixels and don't forget to follow me on twitter for updates :)