Mares Spyder Diving Mask Color:White/Blue/Clear The Smart Sensor by Suunto

The Smart Sensor by Suunto is essentially a heart rate monitor with a chest belt that is well suited for multisport

with a cost roughly half that of similar masks

Double glued and blind stitched

1 1/4 inch depth

Metric or imperial units

Mares Spyder Diving Mask Color:White/Blue/Clear The Smart Sensor by SuuntoThe Spyder diving mask has a double lens and reduced volume. The Spyder mask has a soft rubber nose piece, an anatomical face piece and a matt finish. A well fitting and comfortable mask that is also great for those with larger faces. The main features of the Spyder mask are: Frame with soft screening on the nose area for a better grip when wearing the mask and during balancing Very comfortable silicone face piece Lateral gussets at the nose level for