Guhl Long-term volume – the series for strong, voluminous hair: the long-term volume series with formulation of cornflower extract and vegetable collagen stabilises and strengthens the hair and gives vibrant hair volume. The silicone-free series impresses with its vegan formula full of natural, biodegradable ingredients and recycled packaging materials. Made in Germany and without ingredients of animal origin, the long-term volume products provide the hair with fullness and volume in an environmentally friendly and sustainable way.