The Zeal Thermal Wetsuit is the evolution of Openwater RS1 Thermal. The most thermally comfortable wetsuit in Orca’s range. Features: Superior thermal comfort : Panels that are up to 5 mm thick Thermal X2 inner lining “Batwing" layer of neoprene prevents water from entering the zipper and neck area Maximum elasticity: Yamamoto 40X+, allows for excellent freedom of movement in cold water despite the thickness of this wetsuit The elasticity of the Thermal X thermal lining gives the 5 mm panels the same elastic properties as thinner conventional panels The very thick panels located in the torso provide a high level of neutral buoyancy, for safety in open water Materials: 95% Neoprene, 5% Polyamide (Nylon) Orca Women's Zeal Thermal Openwater Wetsuit