google.com, pub-9233647818053764, DIRECT, f08c47fec0942fa0
by BobG
(Cupertino)
I play double-lip and in the course of developing that embouchure I found that a string ligature gave me the most sound per effort (breath pressure) of any other ligature. I continue to try others I have bought in the past, and always the Klassic comes out on top.