3" Travel Bug® Heat Transfer Get discovered with the Travel Bug® heat transfer! This 3" Travel Bug® is ready to go where you go, after being transferred to your favorite geocaching garment. Applies with an iron in only 10 seconds! The total height of the transfer is about 3.5 inches tall and 1.5 inches wide. They come with a unique code to make them trackable at geocaching.com. Great for going to events or being discovered out on the geocaching trail!