The perfect gift for a 21st Birthday. Signature Numbers are a hit at parties and celebrations and make the perfect, personalized momento of your special occasion when you collect signatures and messages from those who shared your event with you. Signature Number is a large off-white number 21 sitting on a charcoal base with -Celebrating with you on your 21st- printed in white. The base has a pen hole for keeping the pen handy. Measures approx. 29x22.5cm and comes gift-boxed with a fine-tip black marker for signing.