Dimensions: SQUARE to fit 130mm x 130mm envelopeMade using responsibly sourced materialsAll cards come complete with envelope and packaged individually in a cellophane sleeve for protection. Environmental Impact & Sustainability: All Greeting Cards are made using responsibly sourced materials through the FSC (Forest Stewardship Council UK) supply chain:https://uk.fsc.org/what-is-fsc For every online order placed using a debit or credit card, one tree is planted through Ecologi:https://ecologi.com