Fourth Element Men's Xerotherm Long Sleeve Top Size:XXXL The familiar venturi switch now

The familiar venturi switch now features an updated and ergonomic design

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100m/328ft Water Resistant

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The chest strap can be adjusted for personal comfort

Fourth Element Men's Xerotherm Long Sleeve Top Size:XXXL The familiar venturi switch nowThe 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