Maintain the attractiveness and performance of your DynaVap device. The Maintenance DynaKit is deal for keeping your devices clean and pristine. The DynaWax will help lubricate the o-rings for assembly, as well as serving as a great wood conditioner. Both types of o-rings are provided in good supply in case any are lost, or broke, on your device’s condenser and/or tip. The full list of items included in this DynaKit are: DynaWax Cotton Pipe Cleaners - hard bristle (5 pack) Condenser O-Rings (3 pack) High-Temp O-Rings (5 pack).