The Quantum build quality matches the standard set throughout our line—all seams are 3D stitched and taped or critically taped for maximum security with panels made from DK limestone neoprene and our specially developed linings. Stretch zones feature our top-tier S Type neoprene, lined with FLX lining. Using our Apex Fit pattern for dialed comfort and extreme freedom of movement. Internally, Thermo is used in all upper body panels to cut wind chill. The body makes use of NPM high-flex lining with exceptional surface resistance and high modulus D Foam neoprene. The Quantum is a game-changing approach to a wetsuit.