product: long sleeve fullsuit collection: prologue collection fabric: 78% recycled nylon 22% recycled polyurethane blend fabric neoprene foam: freemax neoprene at body & legs + hyperstretch 3.0 at arms & front low legs thermal smoothie: chest and back seams: flatlock stitched seams water based glue used for lamination knee pads: supratex knee pads, durable, lightweight & flexible neck closure: hydrowrap adjustable neck closure thickness: 3/2mm thickness entry system: back zip with ykk#10 plastic zip entry system