Fourth Element Women's J2 Baselayer Top
- Lightweight & Travel-Friendly – Ultra-light construction packs down small, making it easy to carry, store, and travel with for dive trips near or far.
- Exceptionally Compact Design – Takes up minimal space in your gear bag without sacrificing performance or comfort during extended dives.
- Easy On, Easy Off Zip Entry – Full-length zip allows quick donning and removal, even between repetitive dives or in cooler conditions.
- Built for Demanding Environments – Designed to perform in challenging conditions where reliable layering and comfort matter most.
- Expedition-Tested Performance – Proven in real-world expeditions by the US Deep Cave Diving Team, ensuring confidence-inspiring reliability.
Fourth Element J2 Base Layer is built for long days of diving under a drysuit, delivering dependable warmth and all-day comfort. Made with a high-performance fabric, it efficiently moves moisture away from the skin to help regulate body temperature during extended dives. Lightweight yet durable, the J2 Base Layer provides a smooth, comfortable fit that supports thermal efficiency and keeps you focused on the dive—not the conditions.
WARNING: This product can expose you to chemicals including lead, which is [are] known to the State of California to cause cancer and reproductive harm. For more information go to www.P65Warnings.ca.gov


