Planet Waves PW-HPRP-03 D'Addario Two Way Humidification System Replacement Packets, 3-pack Violin The GIO series was developed

The GIO series was developed for players who want Ibanez quality in a more affordable package

D'Addario's most popular light gauge mandolin strings^Loop end construction for universal fit^Phosphor Bronze for long lasting

creating a sonic coupling between the string and bridge block

phosphor strings have been known for superb

giving you the best sound

Planet Waves PW-HPRP-03 D'Addario Two Way Humidification System Replacement Packets, 3-pack Violin The GIO series was developedREPLACEMENT PACKETS Once the Humidipaks become firm, discard and replace using the three refills that come in this Two Way Humidification Replacement Pack. On average, the packets will last 2 6 months depending on the geographic location and the conditions of which the instrument is exposed to.