SteamPod Professional smoothing treatment is the first thermo-protective concentrate enriched with Alpha-silane to protect hair from heat and extreme humidity conditions. This patented L'Oréal Professionnel concentrate is formulated without water and enriched with Alpha-silane.? Under heat and steam activation, the alpha silane and the amino silicone react together (cross-linking) and form a long-lasting smooth and hydrophobic coating around the fiber that lasts up to 5 shampoos.? Hair is protected against heat even at 230°C (450°F). Anti-frizz protection up to 72H.