Nylon outside and silver Plush High Stretch inside. Double coating over the body so 10 mm neoprene to protect against the cold while simultaneously allowing for good freedom of movement . Enclosed head and neck encapsulating body's greatest heat loss area is why all the professional divers wear this style of suit soft seal around neck for superb comfort. All seams completely watertight.
Long John trousers with soft straps not Velcro and Powertex reinforcement on the knees. and yes all seams completely watertight.
For a little extra can be customized to your unique body. ON site...
