This is a Billabong long-sleeve top made of 1mm thick neoprene. The numerous tiny air bubbles in the fabric act as insulation. It warms the water that seeps in with the heat generated by your body, constantly maintaining a consistent warmth and keeping your body well-insulated. It's in very clean condition with no noticeable scratches or stains. Size: S Length: 62.5 cm Width: 35.5 cm Sleeve Length: 73 cm Height: 168-173cm Weight: 61-68kg Color: Black Thickness: 1mm