This is an unopened complete set of D'Addario Heliocore double bass strings: HP610 3/4 M; Medium tension; Pizzicato Series . The set is sealed in a plastic package. Scaled to fit 3/4 size bass with a playing length of 41 3/4 inches (1060mm), bright attack with excellent sustain; can be bowed with good definition. Note: the seller is in Metchosin but can connect in Langford or Colwood