Stretto 4-Pack Humidifier Refill

The Stretto Humidifier Refill is a 4-pack of replacement bags for the Stretto humidifier system. Each bag is soaked in water before use and placed in the case humidifier housing to help regulate moisture levels.

Specifications

• 4-pack water-activated humidifier refill bags
  
• For Stretto violin/viola or cello humidifier system, used inside instrument cases
  
• Replace when bag no longer absorbs water effectively