Westone Monitor Saver System - Removes Moisture and Protects Earphone & In-Ear Monitors REMOVES HARMFUL MOISTURE: Preventing moisture from building up on your new IEMs is essential for their longevity. The moisture-absorbing crystals dry out your IEMs so that you don't have to worry about long term damage to them. RECHARGABLE DESICCANT POD: Desiccant crystals in the included pod can be recharged in the microwave, decreasing the amount of times you need to replace the pod. EXTENDS EARPHONE LIFE: Moisture can damage sensitive electronics, like the technology used in your Westone Earphones. Using this Westone monitor saver is essential to protect the investment of your IEMs. PROTECTS IN-EAR MONITORS: Not only does Westone's monitor saver protect your IEMs from moisture, but it also works great to protect them from accidental impact and it is ideal for traveling INCLUDED WITH PURCHASE: 1 Monitor Saver, 1 Reusable Desiccant Pod and Complete Instructions for use, monitor storage and desiccant pod recharging and replacement.