The ThermaCELL Holster provides a convenient, hands-free way to transport your ThermaCELL Mosquito Repellent Appliance. Product Features: Convenient way to transport ThermaCELL units. Provides storage for extra cartridge and mats. Secures unit to tree stand, branch, boat, backpack or belt, with convenient strap and buckle. Allows easy change of cartridge or mat without removing appliance from Holster. Fits ThermaCELL and ThermaSCENT appliances. Unit sold separately.