Rene Furterer styling products. ASTERA soothing freshness shampoo. Shampoo for irritated scalp, which effectively calms the burning sensation, while leaving it cool and relaxed. Contains asteraceae extract that contains calming properties and strengthens the natural reserves of the scalp, cold mint essential oil that is rich in menthol, has a calming, purifying, anti-irritant effect on the scalp and cold eucalyptus essential oil, which has antiseptic, calming and decongestant properties of the scalp. Leaves hair flexible, shiny and easy to detangle and style.