Product Contents: Size: Thickness: 1.0 inches (2.6 cm); Length: 16.5 inches (42 cm); Double-sided square-cut; Material: Boo wood; *Joo wood is a soft and lightweight material; Main uses: Long drums; Set Taidrums; Note: *Specific weight cannot be specified. ※The weight is an average weight. You may receive a lighter drab or heavier bee than the noted notation.