Ultimate Baselayer for DrysuitsLess ThanBrGreater ThanThe Xerotherm Pants are the perfect men's thermal diving for use under a drysuit. Crafted with Polartec Powerstretch, originally developed for NASA, the Xerotherm pant trap a layer of air next to the skin, providing superior insulation compared to water. This keeps divers drier and more comfortable, whether worn under another undersuit or on their own beneath a neoprene drysuit.Less ThanBrGreater ThanLess ThanBrGreater ThanSuperior Moisture WickingLess ThanBrGreater ThanThe unique knit of the Xerotherm fabric delivers the fastest wicking effect among all Fourth Element products. Moisture is drawn through fine fibres and spreads over the outer surface, maintaining a thin air layer next to the skin. This high-performance wicking is so effective that some divers report not noticing minor suit leaks until after their dive.Less ThanBrGreater ThanLess ThanBrGreater ThanTested and Approved by ProfessionalsLess ThanBrGreater ThanThe Xerotherm pant have been rigorously tested in extreme conditions by professionals. Renowned underwater filmmaker Doug Allan praised their performance in -2 degree (29F) water inside the Arctic Circle while filming for the BBC's The Blue Planet. These thermal undergarment pant are also specified by the FBI Dive Teams, Norwegian Navy, and British Police Diving Units for their reliability and effectiveness.Less ThanBrGreater ThanLess ThanBrGreater ThanDesigned for Maximum ComfortLess ThanBrGreater ThanTh