The Pinstripe Clear drumheads feature a medium tonal range with deep frequencies and increased durability. They are made of two layers of 7-mil clear film and are treated with an overtone-reducing agent applied between the two layers, providing overtone control with enhanced attack. The Pinstripe series is one of the most popular drumheads worldwide. Size: 12". Thickness: double-layered, smooth. Type: batter head, transparent. Finish: smooth/transparent. Sound: minimal sustain, very bass-heavy, round and balanced tone.