Halcyon - CHANGING MAT Masks Using the video diffuser allows

Using the video diffuser allows you to take better video right from the start with little added expense

The exclusive Atomic AFC helps you breathe naturally at any depth without thinking about making adjustments

so you can see if one battery voltage may be dropping faster

Re-profiled for premium comfort and power transfer

Halcyon - CHANGING MAT Masks Using the video diffuser allowsHalcyon CHANGING MAT The Halcyon Changing Mat makes changing in and out of thermal protection easy and comfortable at any dive site. The Halcyon logo is woven on polypropylene. This mat also serves as a great place to store equipment in a sandy area to keep equipment clean and clear of debris. SPECS: 1M 3FT x 1. 67M 5. 5FT Polypropylene mat