WARMTH & STRETCH. 100% Super stretch Japanese limestone based neoprene - lighter warmer softer stretchier easier to put on and take off and allows for more freedom of movement. Thermal Brain Fuzz lining insulates heat and dries fast. Dope Dyed Fabric- A softer eco-friendly anti-fade made by Bluesign approved mills. AquaA eco-friendly water-based lamination is completely solvent free with no harmful chemicals. FIT. Tailored fit - anatomically correct engineered body lines allow for unrestricted performance and warmth DURABLE & WATERTIGHT. Chest-zip entry minimal bulk with contoured watertight design. Tripled glued double blind stitched seams. Vissla super stretch Neo 2.0 tape allows for maximum seam sealing while having unrestricted stretch and comfort. Easy access secure key cord. Knee pad Supratex abrasion resistant for flexibility and strength. Glideskin on the neck seals to skin to prevent flushing.