Fourth Element Men's Xerotherm Long Sleeve Top Size:Medium The Fusion Purge Mask is

The Fusion Purge Mask is made of high-quality polycarbonate for strength and durability

and swimming in temperate open water

Uses standard compass module (p/n GP03T)

during and after the dive

Highly versatile - ideal for divers

Fourth Element Men's Xerotherm Long Sleeve Top Size:Medium The Fusion Purge Mask isThe ultimate baselayer for use under a drysuit. Made using Polartec Powerstretch originally developed for NASA, the Xerotherm traps a layer of air a much better insulator than water next to the skin, keeping the wearer drier and more comfortable. The range is designed to be worn under another undersuit or on its own under a neoprene drysuit. The knit of the Xerotherm fabric produces the fastest wicking effect of any of the products in the fourth