EVANS TT13HB [Hydraulic Blue 13] [2ply, 7mil + 7mil] DG The cup is very large

The cup is very large

It also boasts a wide tuning range unimaginable for a plywood snare drum

it makes a dry rattling sound

reproducing the contours of high-range sounds such as string instruments and voices without any loss

EVANS TT13HB [Hydraulic Blue 13] [2ply, 7mil + 7mil] DG The cup is very largeWe are a drum head manufacturer that produces highly uniform drum heads using innovative ideas and computer control. Finish: Clear + Inner Blue Oil Thickness: 7mil + 7mil Size: 13 inches This oil filled, two ply head was all the rage in the late '70s, and is characterized by a dead sound with emphasis on the mid low range and a cut in sustain.