Oligo Blacklight Blonde Science [HYD] Deep Hydrating Mask, inspired by skincare and nutrition science, delivers intense, long-lasting moisture for medium-to-thick blonde hair. This rich treatment helps restore softness, elasticity, and shine while improving manageability. Hair feels smoother, stronger, and visibly revitalized with deep hydration and lasting softness. Best suited for hair that is blonde or lightened, dry or coarse, medium to thick textures, or in need of deep hydration and resilience.

Features & Benefits:
Professional intensive hydration treatment
Deeply nourishes and conditions
Improves softness and elasticity
Helps detangle and smooth hair
Enhances shine and vitality
Free from sulfates, salts, parabens, formaldehyde, MI/MCI, gluten, and animal by-products
Not tested on animals