Xcel 2mm Infiniti X-Zip Short Arm Fullsuit To infinity and beyond, this high tech short sleeve fullsuit features an X-Zip chest entry and semi-dry Interlock zip system. Details include a BAMBOO BARRIER recycled fiber plush lining infused with heat-retaining bamboo charcoal and water-repellant technology, wind-resistant Texture skin outer chest, and pressure bonded, double glued and blindstitched seams, curved for max stretch. 100% UltraStretch, UltraSoft neoprene. 2mm S/S Fullsuit.