Designed for commercial divers in cold waters, the Nexus 3 has revolutionized dry suits with Whites Captive Suspension System. The Captive Suspension System allows for a very close fit with unparalleled mobility. The suit is in excellent condition with no leaks. FEATURES Patented Captive Suspension Panel across lower back, increases flexibility. Tough Quadflex nylon. 2 pocket Matrix Base Plates. 1 Compak Pocket. Air control knee pads. Comes with Multi-Laminate Shell Socks & 3mm neoprene boots. Seams: Internal seams are high-pressure heat-sealed with polyurethane tape. Exterior seams are made of heavy-weight nylon-reinforced thread. CAPTIVE SUSPENSION SYSTEM (CATALYST, SAR CATALYST, TROPICAL EXPLORER) Whites patented Captive Suspension System is our unique innovation, to create a smooth, snug fit while incorporating an unprecedented amount of flex and mobility. Employing a snug, stretchy outer layer of Air8 material, our process encapsulates generous high stretch/high flex zones to keep the suit snug and in place on your body. The result is increased comfort and expandability with greatly reduced drag and a more natural, trim fit. MATERIALS: 420 BI-LAMINATE Tough, flexible and light-weight, the 420 Denier Bilaminate has been in our construction process for over two decades. A proven performer. Construction: Layer 1: Outer fabric, 420 Denier high tenacity nylon pack cloth. Layer 2: Waterproof barrier polyurethane. A thick waterproof membrane used on most of our popular dry suits, providing a non-porous waterproof barrier. Characteristics: Tough abrasion/puncture resistant nylon, heavy-duty polyurethane inner layer. CSS Air8 Construction: Designed for flexibility and comfort, this is a rugged three-layer fabric featuring an easily washable, porous anti-bacterial nylon outer layer. Characteristics: Medium stretch, flexible and abrasion resistant. Ideal Use: Engineered specially for demanding sports. Exterior Layer: 0.25mm thick protective outer ToughTek nylon stretch jersey. Middle Layer: 1mm perforated stretchy neoprene foam. Interior Layer: 0.25mm durable laminate nylon jersey antibacterial inner layer. Medium stretch, good abrasion resistance. For more info: http://whitesdiving.com/products/nexus Thank you!