Detail Second-phase Car shampoo HS(Hydro Shampoo) is a manual wash shampoo with hydrophilic effect. Hydro Shampoo (HS) allows to remove carefully static contamination after the pre-wash phase (Active Safe (AS) or Ultra Safe (US)). Safe for paintwork. Does not cause chemical and mechanical or damage. It has an increased detergency and hydrophilic properties. Perfect for washing hard to reach areas (nameplates, abutting moldings, bumpers niches, joints of body panels) with a brush and detail brush.