Pearl Primero Box Cajon PBC-507Get started with the Primero Box Cajon. The body is constructed from Asiatic Pine and the face plate is Rubberwood. Rubberwood comes from the Para rubber tree and is very environmentally friendly. Rubberwood is light colored, medium density tropical hardwood perfect for cajons. It produces a rich warm tone that is complimented by the crisp snare response. The Primero Box Cajon features two sets of fixed snare wires for Spanish Flamenco style sound.