Pro Longer mask will thicken long hair for visibly healthier and stronger looking lengths. 

When used with the Pro Longer Shampoo and Ends-Filler Treatment, split ends are visibly reduced.

This mask uses L'oreal's unique Filler A-100 technology which works by penetrating the fiber core to plump and thicken the hair from the inside. The added amino acids in the formula work to strengthen the hair from the outside. Working on thin ends, or areas where help is needed most.

Benefits:

• Renews lengths and fills in ends
• Enhances shine
• Minimizes breakage and split ends
• Thickens long hair
• Hair is visibly healthier and stronger looking