product: long sleeve fullsuit collection: foil collection fabric: durable superflex neoprene nylon jersey blend exterior fabric silicon stretch jersey interior fabric neoprene foam: superlight foam, upcycled car tires and neoprene scraps combine to create great thermal retention with a high-stretch combination partially recycled exterior seam: gbs (glued and blind stitched) seams for maximum flexibility and minimal water entry internal seam detail: high stress point - reinforced melco spot tape neck: mock neck sleeves: long sleeves body type: long sleeves full suit entry system: back zip entry thickness: 4/3 mm thickness