Description
J2 Women's Baselayer Top (Closeout) by Fourth Element
Expedition-Proven Moisture Management
Originally developed for the US Deep Caving Team’s 2013 expedition into Mexico's Cheve Cave System, the Fourth Element J2 Women's Baselayer Top is built for the most extreme and prolonged subterranean environments on earth. During extended drysuit dives, perspiration is a primary thief of body heat. Air is a far superior insulator than water, making moisture management critical for thermal retention. The J2 fabric utilizes a unique knit designed to maximize the air space next to the skin while providing targeted contact points that aggressively wick perspiration away. Because this wicking action is a physical, mechanical process rather than a chemical treatment, it will never wash out, lasting for the entire operational lifetime of the garment.
Anti-Microbial Defense and Wet-State Performance
When committing to multi-day cave pushes or back-to-back technical dives, hygiene and skin health become serious operational concerns. To combat this, the J2 baselayer system embeds tried-and-tested anti-microbial silver ions directly into the fabric's fibers. This technology prevents the bacterial growth that causes odors and skin infections, allowing for long, repetitive wear without compromising health or comfort. The J2 also excels in worst-case scenarios; in the event of a drysuit leak or catastrophic flood, the material continues to push water away from the skin and into your primary undergarment layer, mitigating rapid heat loss. Finished with an anatomical women's cut, flat-locked seams, and a color-coordinated comfort half-zip, this top ensures zero chafing and exceptional mobility under heavy technical insulation.
Note: This is a closeout item. Availability is strictly limited to current on-hand inventory, and sizes are highly limited.
Features
- Mechanical Wicking Technology: A specialized knit structure pulls moisture away from the skin to create a dry, thermally insulating air layer that will not degrade over time.
- Embedded Silver Ions: Permanent anti-microbial technology inhibits bacterial growth, preventing odors and skin infections during extended, multi-day use.
- Flooded Suit Protection: Maintains its wicking properties even when fully saturated, pulling freezing water away from the skin and into outer insulating layers to slow thermal loss.
- Expedition-Grade Design: Specifically engineered and field-tested by the US Deep Caving Team for absolute reliability in extreme environments.
- Ergonomic Comfort: Features four-way stretch fabric, flat-locked seams to prevent chafing, and a front comfort zip for easy donning and ventilation.
- Anatomical Fit: Tailored specifically for female divers to ensure optimal skin contact and layering efficiency without bunching.
Specs
- Brand: Fourth Element
- Product: J2 Women's Baselayer Top
- Material: Moisture-wicking knit with embedded Silver Ion Technology
- Seam Construction: Flat-locked
- Fit: Anatomical Women's Cut, 4-Way Stretch
- Primary Application: Base layer for drysuit diving, technical exploration, and extended cave pushes
- Status: Closeout (Limited Sizes Available)
Size Chart
Female Size Chart
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