The next generation of the O'Neill RG8 legacy, launched in 2010, 'Regenerate' stands for high-performance stretch and quality made with our most sustainable materials for the planet and ocean. These RG8 styles feature a USDA-certified natural rubber foam core (in DL panels only) and recycled fiber liners throughout. Timeless O'Riginals style leads the evolution of sustainable wetsuit technology. Full Front Zip Closure Wind-Proof Smoothskin Strategic Seam Placement Retro Styling Single Seal Collar Key Pocket with Loop Glued and Blindstitched Seams Underarms, Side Panels: RG8 Recycled UltraFlex with FSC-Certified Natural Rubber Foam Core Chest, Back, Arms: Smoothskin with Recycled UltraFlex Inner Liner