Evans Tom Pack: BLK CHR 10,12,16"RCK USEvans Black Chrome drumheads are ideal for drummers who hit hard, play fast, and desire a punchy tone. Featuring a two ply construction with a ply of 7mil optically clear film over a 7. 5mil black film that shortens sustain and provides an accentuated mid to low frequency response, this drumhead combines durability with a sleek mirror like appearance and robust tone. The Black Chrome drumhead incorporates Evans Level 360 Technology for ease of tuning,