Features Type: Mens Steamer Westsuit Colour: Black Thickness: 3x2mm Entry System: Chest zip entry system Neoprene: FN lite neoprene packed with air cells for the lightest of lightweight warmthThermal Smoothie Neoprene: Flexible and wind & water repellent to keep you warmer Seam + Stitching: Glued & blind stitched (GBS) seams that reduce sew throughs & water entry to keep you warmer + Hydrolock seam seal system for thinner lighter & more flexible seams sealed with liquid tape to prevent leaks Strategic seam placement Waist synch and board short tie Lining: Warmflight thermal lining - far infrared technology Flush Lock 2.0 Seals help prevent flushing through the wrists and ankles Water-Block Semi Dry Zip with coated off-set teeth to create a watertight seal that minimises zip flush Ecto-Flex Knee pads durable lightweight & flexible to protect you & your board