Hair Dye Alkotest GARNIER_Olia 1.0 Night Black

Hair Dye Alkotest GARNIER_Olia 1.0 Night Black is a permanent at‑home hair color formulated to deliver an even, deep black result across the hair. It is intended for full-head application or for covering regrowth at the roots, providing long‑lasting color and uniform tone when used according to the included instructions and safety guidance.

Advantages

This permanent hair dye creates an intense Night Black shade with consistent coverage from root to tip. The formulation is designed to produce uniform color on natural or previously colored hair and to mask grey strands effectively when applied properly. Pack format and instructions allow convenient at‑home use for routine color changes or touch-ups.

Suitable for

• Full-head permanent hair coloring to achieve a deep black tone
• Root touch-ups and regrowth coverage between salon visits
• Covering grey or lightened hair to restore a uniform dark shade

Key specifications

• Color shade: 1.0 Night Black (deep black)
• Type: Permanent hair dye for at‑home use
• Application options: Full-head coloring or root retouch
• Intended result: Long-lasting, uniform dark black color
• Packaging: Single-use kit designed for one or several applications depending on hair length and coverage needs

How to use

Follow the instructions and safety warnings included with the product. Perform a skin sensitivity test 48 hours before application. Prepare the mixture according to the enclosed leaflet, apply evenly to dry, unwashed hair starting from the roots for touch-ups or from the roots to ends for full-head coloring, and observe the recommended development time. Rinse thoroughly until water runs clear and apply the provided conditioner or finishing product to lock in color and restore hair surface.

Usage recommendations

Use gloves and protective clothing to avoid staining. For best results, follow timing and measuring guidance in the instruction leaflet; avoid overlapping on previously colored hair to reduce damage. If you have chemically treated or highly porous hair, consider consulting a professional before use. Store the product in a cool, dry place away from direct sunlight.