Size: Big (18" x 24") Just like giving a tiny card, except WAY BETTER! An oversized crowd-pleaser, this jumbo card is sure to deliver a huge smile! Ships in a GIANT envelope with an equally GIANT novelty stamp. Dimensions: 18" x 24" Printed on durable opaque plastic in vibrant full digital color Can be written on with a sharpie. Wait for ink to dry Printed in the USA This product is recommended for ages 13+.