Billabong Wetsuit Jackets - Billabong Foil 2mm Short Sleeve Wetsuit Jacket - Black :: Men > Wetsuits. Material: 100% NeopreneContour collarCrafted from Airlite Superflex G3 Neoprene for lightweight warmth and flexibilityMen's wetsuit jacketYKK zip to back for easy entrySmooth mesh to back and chestBranding to chest and backFlatlock stitch construction enhances comfort Size: X-Small,one size.