Fourth Element Xerotherm Beanie - Large/X-Large

Must-Have Baselayer for DrysuitsThe Xerotherm Beanie is the ideal thermal diving beanie for use under a drysuit. Crafted with Polartec Powerstretch, originally developed for NASA, the Xerotherm beanie traps 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 its own beneath a neoprene drysuit.Superior Moisture ControlThe 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.Expertly EndorsedThe Xerotherm beanie has been rigorously tested in extreme conditions by professionals. Renowned underwater filmmaker Doug Allan praised its performance in -2 degree (29F) water inside the Arctic Circle while filming for the BBC's The Blue Planet. These thermal head protection for scuba diving are also specified by the FBI Dive Teams, Norwegian Navy, and British Police Diving Units for their reliability and effectiveness.Designed for Ultimate ComfortThis scuba diving beanie is the perfect complement to the rest of the Xerotherm range. Effective wet or dry, the beanie hat is ideal for stashing in a dive bag or the p

• ENHANCED WARMTH - The Xerotherm Beanie's high-performance fabric blend (57% Polyester, 33% Nylon, 10% Elastane) provides exceptional insulation, keeping you warm in cold conditions.
• SUPERIOR FLEXIBILITY - Designed with a unisex fit, this beanie offers excellent flexibility and comfort, adapting to various head sizes and shapes for a snug, secure feel.
• INCREASED DURABILITY - The robust material composition ensures long-lasting durability, withstanding frequent use and maintaining its shape and performance over time.
• OPTIMAL WATER SEAL - While not fully waterproof, the beanie's close fit and quick-drying fabric help minimize water absorption, maintaining warmth even when damp.
• QUICK-DRYING COMFORT - The advanced fabric blend promotes rapid moisture evaporation, ensuring the beanie dries quickly after exposure to water, enhancing overall comfort.