The Extentioniste Mask from the Resistance range is specially designed to strengthen and repair long hair weakened by daily aggressions. Its rich and creamy texture deeply nourishes, helps reduce breakage, and promotes healthy, lasting growth. Deeply strengthens hair fiber Repairs damaged ends Reduces breakage for stronger hair Promotes long hair growth Provides softness and shine HOW TO USE Apply a small amount of mask to washed and towel-dried hair, focusing on lengths and ends. Leave on for 5 to 10 minutes, then rinse thoroughly. Use 1 to 2 times a week for optimal results.