This is a can prevent mask moisture and essence of the evaporation of the weapon Oh. And can be used repeatedly.

Features:

1. deposited in the mask above, effectively prevent the essence of the mask in the air conditioning and other environmental evaporation.

2. Unique hanging ear design, effectively prevent the deposited mask when moving, mask shift or fall off.

3. Bath alone when using this product, but also as a steam mask to use.

4. Use silicone material, no rubber smell.

5. Can be used repeatedly cleaning.