Scratch the Balloons Birthday Card -Silver/Blue £4.00 Quantity: at £4.00 each Add To Basket A special Card for a Special Birthday surprise/present! A quirky and exciting way to tell the recipient of a birthday surprise - eg; trip away, spa treat, shopping treat, even a new car! the list is endless.. Printed on premium linen 300gsm card measuring 6" square with coordinating envelope. Behind the balloon you can have your own personalised message which is scratched to reveal.