The Women's Patagonia Yulex Regulator Lite Spring Juanita Wetsuit is formfitting and made from a flexible blend of 85% Yulex natural rubber and 15% chlorine-free synthetic rubber by polymer content, with the natural rubber certified by Preferred by Nature. It features stretchy, solution-dyed linings that include an interior of 100% recycled nylon and an exterior made from 83% recycled nylon and 17% spandex. All linings are laminated with water-based, solvent-free AquaA glue, offering comfort, durability, and environmentally responsible construction for warm-water performance.