Rain Proof Scent Wick with Adjustable ExposureHME Seal-Tite Drop Wick is a scent dispenser with an open hook design rain proof covering and adjustable wick exposure. It helps hunters use scents more effectively in any weather conditions and the double O ring design helps ensure an air tight seal when closed. Open hook design Rain proof covering Adjustable wick exposure Use in any weather Double O ring air tight seal