Who's it for?
Damaged hair in need of repair.
Say hey to the slumber party for your hair! This overnight treatment, nourishes your hair while you sleep, strengthening the bonds and preserving your hair colour. With a brilliant formula that fortifies bonds through the night, this no-rinse treatment delivers softer, shinier, visibly healthier looking hair by morning.
- Instantly softens & smooths hair and boosts shine.
- Reduces appearance of split ends.
- Protects against environmental pollutants.
- "Sleep-aid" fragrance helps you relax.
- Nourishes hair and strengthens bonds while you sleep*
- Preserves over 85% of hair colour**
- Reduces the appearance of split ends
- Instantly softens & smooths hair
- Boosts shine
- Protects against pollution**
- *against combing breakage on damaged hair vs. a non-conditioning shampoo
- **laboratory tested using pollution particles
- Protective Lipid – The exact kind found in healthy hair, acts as the first line of defence to help protect hair against damage.
- Moringa Seed Oil – Provides shine and softness with antioxidants, Vitamins A and E, Zinc, and Silica – ingredients that are fundamental to creating healthy, strong, damage-resistant hair.
- Arginine – a naturally occurring amino acid crucial to hair’s strength, helping protect hair and rebuild it from the inside out.
- Smartrelease Technology - The one-of-a-kind liposome delivery system, packs a punch – continuously releasing Rosehip Oil, Arginine, and Keratin to help repair, strengthen, and protect hair from the damaging effects of daily styling.
How to use:
- Apply evenly to dry or towel-dried hair at bedtime.
- Avoid root area.
- Leave in overnight-no rinsing necessary.
- Use 2-3x a week or as needed.
BeautyFeatures Style Guide:
- Use this product along with the Joico Defy Damage Protective Shield, available as a bundle here.
- Check out our blog 5 Hair Products You Need In Your Routine.
- Health Beauty Awards 2021 - Winner for “Best of the Year/14 Best Hair Care Products of 2021: Best Smoothing Treatment”
- Peta Approved - Cruelty Free
Q: Can Joico Defy Damage Sleepover Overnight Nourishing Treatment be used every night?
A: Joico Defy Damage Sleepover Overnight Nourishing Treatment can be used as needed to repair damage.
Shipping And Returns
in Ireland and Northern Ireland
- NEXT DAY DELIVERY IRELAND
- SMS and Email Alerts
- Order before 2pm for same day dispatch
- 98% of all orders are delivered next day
Your order will leave our warehouse in Bray, Co Wicklow and be delivered the next working day. You will receive SMS & email tracking updates from An Post and someone will need to sign for the parcel on delivery.
- For full Delivery Terms visit our Delivery Page
- For hassle free returns visit our Returns Section