Notecard: Solidarity Is A Renewable Resource (Single Card or Set of 4) Solidarity Is a Renewable Resource Anti-capitalist love notes Union-printed notecards sold as single cards or sets of four (4). - 4.75in square - 100% recycled cardstock - 100% recycled peel & stick envelope. - Designed digitally by me and printed by Dale Rand Printing, the union printshop in Portland, Maine. - **Please Note square cards require more postage because they can’t go through the automatic sorting machines at the post office. Within the US, they need one “forever” stamp and one “additional ounce” stamp OR one 75 cent butterfly (non-machinable) stamp. Friends mailing internationally—it varies, so please check based on origin & destination.