Concert Series Bass Drums were designed to meet the need for a great sounding, well-constructed Concert Bass Drum, well within the budget constraints of schools and programs. Full bodied projection and sustain make the Concert Series Bass Drums the perfect choice for the stage or the field. 6 ply Kapur shells provide the dynamic projection and volume range that will make any audience sit up and listen. 4 standard sizes and a stylish Midnight Black Covered finish makes the drum acceptable in concert band or marching band. Every Pearl drum is made using Pearl's Superior Shell Technology for extreme strength, optimal resonance and superior tone. Concert Series is no exception, and it is Pearl's superior quality at every level that sets a Pearl drum apart from any other in the industry. Pearl believes so strongly in its product that it offers a Limited Lifetime Warranty on every wood drum it makes. It is this commitment to quality that makes Pearl a leader in today's percussion world.