evo.com | Quiksilver Wetsuit Hoods > The Quiksilver 2mm M-Sessions Surf Wetsuit Cap is in it for the long haul. This protective cap delivers warmth and flexibility for serious marathon sessions. StretchFlight Neoprene for Increased Warmth and Comfort Without Sacrificing Flexibility 24% Less CO2 Emissions per Wetsuit Limestone-derivate Eco-friendly Neoprene Made From Scrap Rubber Tires and bluesign(R) Certified Internal Seams GBS (Glued and Blindstitched Seams) for maximum flexibility and minimal water entry. Aqua Alpha, Non-toxic, Water-based Glues | Quiksilver 2mm M-Sessions Surf Wetsuit Cap 2021 - X-Large in Black | Rubber/Neoprene