Used Mares Viper Mask - Black Diving Essentials 60 minute run time at

60 minute run time at full power

This allows reduced spring tension and decreases the inhalation resistance to the lowest possible level

Optical heart rate technology gauges activity intensity as well as heart rate variability to calculate your stress level

5 23 - 24 24

The suit is built with the Body Map System

Used Mares Viper Mask - Black Diving Essentials 60 minute run time atPlease note this is a USED ITEM offer. The item will be in good working condition, may show signs of use or wear. PRODUCT DESCRIPTION Mares designers have created a mask with innovative technical features and a unique, striking design. Mares introduces the new viper mask; another revolutionary product, developed in partnership with the best athletes in the world and dedicated to the most demanding free divers and spear fishermen. This product does not