FeaturesMARATHON SESSIONSOuter material: CHAMPION STRETCH - 93.2% recycled Nylon, 6.8% elastaneNeoprene: STRETCH FLIGHT ECO NEOPRENEInner material: PRIMALOFT WARM - 37% polyester, 7% recycled elastane, 56% recycled polyester PrimaLoftConstruction: full suit with long sleevesThickness: 4/3 mmOpening system: horizontal zip closureExternal seam detail: durable seamsInternal seam detail: reinforced friction points with Melco tapeAqua Alpha glue details - water-basedComposition 93.2% recycled Nylon, 6.8% Spandex