The NRS 2mm Wetsuit Jacket increases body warmth when combined with additional layers. Stretchy 2mm neoprene provides flexible, form-fitting comfort, and titanium laminate adhesive reflects body heat back at you. Super-stretchy PowerSpan?äó fabric under arms promotes freedom of movement. YKK&#174: full-length front zipper makes the jacket easy to put on; wrist zippers increase ventilation and slip easily over paddling gloves. Elongated hem and raised collar extend coverage. Glued and blind-stitched seams improve comfort.