Classic Cajon by BothHandsPERCUSSION. Adjustable wire type. 4 strands create traditional sounds with bass to treble. Tighten the tension to create a crisp sound or loosen it to adjust the open sound and your preferred sound. Even with a simple sound, it produces a variety of expressions, making it perfect for collaborating with guitars and other instruments. The painstakingly crafted construction ensures strength throughout the hitting surface not only reduces stress during playing, but it is also a highly cost-effective Cajon that players will love it for a long time. The included backpack type case is convenient to carry. ■ FrontPanel: 3mm plywood ■ Back Panel: 9mm brich plywood ■ SidesPanel: 9mm brich plywood ■TuningSystem: Strings System ■Screw: Stainless steel Size H: 480mm W: 300mm D: 300mm