The Heart Zones Hanging Charging Station is a sensor management system that can be hung from a wall or AV cart that allows for the storage and charging of your wearable sensors. Contains 49 numbered, clear vinyl, 4 1/2″ pockets that allows for the storage of up to 49 Blink Armband or Boltt Strider sensors. 1 1/2″ slits located in the back of each pocket allows for the insertion of the Blink Armband charging cradles for charging purposes. Contains 3 reinforced grommets for hanging. Made of heavy duty vinyl with sewn reinforced seams, total size- 39″ x 32″.