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The Fourth Element Xerotherm Top is the ultimate base layer for use under a drysuit.   Check Out the 2018 Design Here   Polartec® Powerstretch® material which was originally developed for NASA. Trapping a layer of air, a much better insulator than water, next to the skin that keeps the wearer drier and more comfortable. Used on several Everest expeditions, the Xerotherm is the most effective next to the skin garment for ensuring warmth and comfort in demanding environmental conditions.   Combined With Another undersuit compounds the thermal properties or can be used on its own under a drysuit to provide astonishing warmth without contributing to bulk.   The Fastest Wicking Fabric in existence...

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Best Price: £80.00 from Simply Scuba Ltd

Stockist Catalogue Product Name Price
Fourth Element Xerotherm Top £80.00 Visit Store

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Fourth Element Xerotherm Hat

The Fourth Element Xerotherm Hat is a thin beanie that works dry and wet to keep your head warm.  Made from the same material as the rest of the Xerotherm range you can throw this on after a dive to keep your head warm even if it's wet.

Fourth Element Xerotherm Gloves

The Fourth Element Xerotherm Gloves are great to keep your hands and fingers warm in and around the water.  You can wear them by themselves out of the water while kitting up and under dry gloves as a low bulk underglove for maximum dexterity and warmth.   Silicone fingertips add extra grip and durability...

Fourth Element Xerotherm Leggings

The Fourth Element Xerotherm leggings make up part of the ultimate base layer for use under a drysuit and are made using Polartec® Powerstretch® which was 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...


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