The Gamma is a Mares snorkeling mask for adults, with a TPR skirt. It also includes polycarbonate lenses with anti-fog and UV blocking treatment.
The Gamma mask for adults adapts to every face shape thanks to its adjustable buckles with double buttons and a double silicone strap.

The main features of the Gamma snorkeling mask are:
- TPR skirt
- Polycarbonate lenses with anti-fog and UV blocking treatment
- Adjustable buckles with buttons
- Double silicone strap