CER-100 Collagen Coating Hair A+ Muscle Essence 150ml, ElizaveccaPRODUCT INFORMATION Keep your hair in tip top condition with this nourishing hair essence enriched with hydrolyzed collagen and a blend of plant based ingredients (such as oat protein extract, matricaria flower oil and evening primrose oil) for healthy looking tresses. Pump a pea size amount onto dry hair and massage thoroughly for silky smooth hair with a natural sheen.