product: long sleeve springsuit fabric: recycled polyester elastane blend fabric neoprene foam: stretchflight eco lining: recycled polyester and nylon used for linings technology: hydrowrap adjustable neck closure for a watertight seal seams: q-lock stitched seams water based glue used for lamination neck: mock neck entry: back zip entry system with ykk#10 plastic zip other features: key loop glideskin neck seal, an ultra-smooth neoprene liner for superior comfort product appearance may differ slightly depending on print placement.