Redken - Extreme Length Sealer Leave-In Treatment 150ml

Redken - Extreme Length Sealer Leave-In Treatment 150ml

Redken Extreme Length Sealer Leave-In Treatment 150ml is a leave-in treatment with biotin. According to Redken, it strengthens damaged hair and helps prevent breakage so hair can grow longer.

Product Overview

• Brand: Redken (United States)
• Range: Extreme Length
• Product type: Leave-in treatment
• Size: 150ml
• Suitable for: Damaged hair
• Key features: Biotin leave-in sealer

Detailed Description

It is the leave-in step of the Redken Extreme Length system, used after the Extreme Length Shampoo and Conditioner.

Apply to clean, towel-dried hair, leave in and style.

Why Use Redken Extreme Length Sealer Leave-In Treatment 150ml?

• A professional salon-brand product from Redken, a haircare brand from the United States
• Made to help with breakage holding back length
• Key ingredients named by Redken include Biotin
• 100% authentic stock, shipped across New Zealand

Key Benefits

• Strengthens damaged hair, according to Redken
• Helps prevent breakage
• Supports length retention
• Leave-in, no rinse

Best Suited For

• Damaged hair
• Hair growing longer
• Breakage-prone ends

How to Use

1. Apply to clean, towel-dried hair.
2. Distribute through the lengths and ends.
3. Leave in and style.

Directions & Safety Information

• Leave-in product. Use sparingly on the roots to avoid a heavy feel.
• For external use only.
• Avoid contact with eyes. If contact occurs, rinse well with water.
• Discontinue use if irritation occurs. If irritation persists, see a doctor or pharmacist.
• If you have a sensitive scalp or known allergies, do a patch test first: apply a small amount behind the ear or on the inner forearm and wait 24 hours.
• Keep out of reach of children.
• Store in a cool, dry place away from direct sunlight.

Ingredients

Key ingredients (according to Redken): Biotin – named by Redken.

The brand information for this product does not include a full ingredient (INCI) list, so we have not reproduced one here. The complete list is printed on the pack.

Please check the product packaging for the full and most up-to-date ingredient list before buying and using. Formulations can change, so please read the ingredients on the pack before purchase, especially if you have allergies or sensitivities.

Other Product Information

• Brand: Redken
• Net quantity: 150ml
• Brand origin: United States. Please check the pack for the country of manufacture
• Shelf life: See the pack for the best-before or period-after-opening symbol

Summary

Redken Extreme Length Sealer strengthens hair against breakage, according to Redken.

Availability at Zilion Online Store

Redken - Extreme Length Sealer Leave-In Treatment 150ml is available at Zilion Online Store NZ. All products are 100% authentic, with secure checkout and Afterpay and Zip available. Shop the full Redken collection, more hair treatments, hair care.

Delivery Across New Zealand

We deliver nationwide to Auckland, Hamilton, Tauranga, Wellington, Christchurch, Dunedin, Queenstown, Rotorua, Taupo, Napier, Hastings, Nelson, New Plymouth, Palmerston North, Whangarei, Invercargill and everywhere in between. Free NZ shipping on orders over $85.

Frequently Asked Questions

1. Do I rinse it out?
   No, it is a leave-in.
2. Wet or dry hair?
   Clean, towel-dried hair.
3. What does it contain?
   Redken names biotin.
4. Which products pair with it?
   Extreme Length Shampoo and Conditioner.
5. Will it make my hair grow faster?
   Redken says it helps prevent breakage so hair can grow longer; it does not claim to speed up growth.
6. How much Redken Extreme Length Sealer Leave-In Treatment 150ml should I use?
   Start with a small amount and add more only if needed.
7. Will it weigh my hair down?
   Use a smaller amount and avoid the roots if you have fine hair.
8. Can I use it before heat styling?
   Redken does not state heat protection for this leave-in, so add a heat protectant before hot tools.
9. Is Redken Extreme Length Sealer Leave-In Treatment 150ml authentic?
   Yes. Zilion sells 100% authentic products.
10. Where can I buy Redken Extreme Length Sealer Leave-In Treatment 150ml in New Zealand?
    Online at Zilion (zilion.co.nz), with nationwide NZ delivery and free shipping on orders over $85.
11. Does Zilion offer free shipping?
    Yes. Shipping is free across New Zealand on orders over $85.
12. Can I pay with Afterpay or Zip?
    Yes. Afterpay and Zip are available at checkout, along with secure card payment.
13. Who makes Redken?
    Redken is a professional haircare brand founded in the United States in 1960. It is used in salons worldwide and is known for its shampoos, conditioners, treatments and styling products.
14. Should I patch test before using it?
    If you have a sensitive scalp or a history of reactions to hair products, test a small area first and wait 24 hours. Stop using it if you notice redness, itching or irritation.
15. Is the full ingredient list available?
    The full ingredient list is printed on the pack, so please read it before use, especially if you have allergies or sensitivities.
16. How should I store it?
    Keep it in a cool, dry place away from direct sunlight and close the cap or lid firmly after each use.
17. Is it suitable for both men and women?
    Yes. Hair products are not gender-specific, so anyone with the hair type or need described above can use it.
18. Is it safe to use while pregnant or breastfeeding?
    Redken does not give pregnancy-specific advice on the information we reference. If you are pregnant, breastfeeding or have a scalp condition, ask your doctor or pharmacist before using new products.
19. What if it irritates my scalp or skin?
    Stop using it, rinse well with water and see a doctor or pharmacist if irritation continues.
20. Is it vegan or cruelty-free?
    We cannot confirm vegan or cruelty-free status from the information we reference, and we do not make that claim. Please check the pack or the Redken website.

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