Get those candles lit with fun OMG It's Your Birthday Matchboxes! These matchboxes are beautifully foil stamped with the phrase OMG, It's Your Birthday, on both sides. Paired with birthday candles, these matchboxes make a fun birthday gift. Matchboxes are 2.22" w x 1.375" l x .46" h & contain 22 white tipped match sticks. Shimmery gold matchbox with black text. Materials. Foil, matchsticks, cardstock.