The Serioxyl Advanced Spring 2026 Set is designed for thinning or fine hair lacking density. This professional routine helps energize the scalp and create the appearance of thicker, fuller-looking hair with improved body and texture. Promotes the appearance of fuller hair Adds body and texture to fine hair Leaves hair feeling light, revitalized and stronger SET CONTENT: Serioxyl Advanced Densifying Shampoo — (500 ml / 16.9 fl. oz.) Serioxyl Advanced Densifying Serum — (90 ml / 3.04 fl. oz.) HOW TO USE Apply the shampoo to wet hair, gently massage into the scalp and rinse. Follow with the serum included in the set according to the recommended routine. Use consistently for optimal density-boosting results.