Pirastro Passione - D String - 4/4 Cello Needs Photos It has a triple-ply shell

It has a triple-ply shell with an Airex skeleton trapped between a film of untearable plastic and an outside layer of thicker ABS

It gives a warm and bright tone and is ideal for all types of strings

This is a nice Pernambuco bow with an round stick for strength of select Pernambuco handcrafted and carefully balanced for playability and tone

The inner pad is designed to fit the top bout

full resonance from the cello

Pirastro Passione - D String - 4/4 Cello Needs Photos It has a triple-ply shellPassione D Strings have a single filament steel core wound with chrome steel, which gives an exceptionally full rounded and warm sound with a diverse spectrum of overtones. Inspiring and noble sonority precise and clear tone up to the highest register, enormous power with excellent response. Comes in Medium or Forte Steel core strings Full, rounded, and warm sound Diverse spectrum of overtones Excellent response Ball end