MUM Heart Card. Keep it simple and cute this Mothers day with our bold and bright Mum card. Cards are A6 and measure 105 mm x 148 mm ( 4.1 x 5.8 Inches) All cards at Harley and J are designed and printed in Australia on 100% recycled paper, each card comes with a kraft envelope and in its own clear cello bag. Blank inside so you can add your perfect personal touch. Important to note. The colours may slightly differ from their appearance on your display as it depends on your monitor settings, light etc