The Bonfire Series is Ortega's most affordable series of ukuleles. Therefore ideal for starters. The sides and back of the Bonfire are made of sapele. The top is made of spruce, decorated with laser-burned engravings. The size of the Ortega RU-5TE is the tenor. The largest of the most common sizes. The Bonfire tenor ukulele has a full sound due to the large body.