A professional formula with amazing efficacy. Rich in marine hyaluronic acid, it provides an instant filling and smoothing effect. Perfect for your important appointments or an evening event. How to use: Apply generously all over the face and neck. Leave to work for 20 minutes, then rinse. Use as required or as an intensive treatment once or twice a week. Special note: The entire Hyaluronic range is free from parabens, mineral oil, propylene glycol, GMOs and ingredients of animal origin (except for beeswax).Active ingredients: Marine Hyaluronic Complex (moisturizes and stimulates the synthesis of hyaluronic acid), matrixyl-6 (restructures the skin), chondrus crispus extract (hydrates) and shea butter (intensely moisturizes and restores suppleness to the skin). Brand: Thalgo. Style Name: Thalgo 'Hyaluronic' Mask. Style Number: 531299.