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(278)

Cash In Repair Serum

$34.00
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Quantity 1
Details

Significantly reduce breakage and repair damage at the source with this high-powered restorative serum. Boosted with clean, clinically-proven Vegan Silk and Biomimetic Bond-Building Technology to reduce breakage and increase strength from the inside out. A highly-concentrated, silicone-free serum that provides 11x softer* strands, with 88% split end sealing and 450°F degree heat protection.

*Clinical test, when used with PAY DAY Shampoo and Conditioner

Benefits
  • Instantly repairs

  • Bond-building technology

  • Protects against breakage*


  • Seals 88% of split-ends*

  • 450°F heat protection

Application
Key Ingredients
$34.00

As Seen In:

a black text with a white background
a black background with a black square
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a black letter e and a white background
a black and white logo
a black and white font
a black and white logo
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How to use

  • Apply generously to clean damp hair. Can also be used on the ends of dry hair to seal help soften and seal split ends between washes.

what it is

  • THIS CLINICALLY-PROVEN TREATMENT SERUM SIGNIFICANTLY REPAIRS DAMAGE AND REDUCES BREAKAGE.* CONCENTRATED, LIGHTWEIGHT FORMULA FEATURES BIOMIMETIC BOND-BUILDING TECHNOLOGY TO INSTANTLY MOISTURIZE, MEND SPLIT ENDS, PROVIDE SOFTNESS AND SHINE, AND PROTECT FROM HEAT DAMAGE.

who it’s for

SAFE FOR ALL HAIR TYPES INCLUDING COLORED AND CHEMICALLY TREATED.

  • STRAIGHT

  • WAVY

  • CURLY

  • COILY

KEY INGREDIENTS

  • VEGAN SILK EXTRACT
  • strengthens and protects
  • BOND BUILDING TECHNOLOGY
  • repairs and reseals damaged hair
  • BAOBAB + ALMA OIL
  • moisturize and help seal cuticle

frequently asked questions

What is your Shipping Policy?

Ground shipping is free on orders $50+ in the continental United States. Currently, our website only accommodates shipments within the contiguous United States: we do not ship to Alaska, Hawaii, and the U.S. Virgin Islands. We work with various shipping carriers and we kindly ask that you anticipate 3 to 8 business days for shipping. For international shipping requests please email hello@igkhair.com.

What is your Return Policy?

IGK Hair offers free returns* and/or exchanges for IGK Hair products within 30 days of product receipt for item(s) purchased on igkhair.com. Products purchased from our salon and retail partners should be returned to the original place of purchase. Please note that returned merchandise must be unopened or gently used. Shipping fees are non-refundable. To start your return or exchange visit our Returns Center. You'll need the order number and email address associated with your purchase, or your shipping zip code. Please note if there is a price difference to be paid in an exchange an invoice is emailed. The invoice must be paid before the exchange order is released. If you have used Afterpay as a payment method, please be aware that the processing times may be longer.
If you have any further questions, please contact our client services at hello@igkhair.com with your order number mentioned in the subject line.

*exclusions apply to our free return policy

Can I change how often my subscription arrives?

Yes! We are committed to the highest levels of service for our subscribers. All subscribers can change the frequency of a subscription at any time by logging into your account and clicking MANAGE SUBSCRIPTION on bottom left corner.

Customer Reviews

4.6 out of 5 stars 278 total reviews
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Allie 🇺🇸
Verified Buyer
Perfect serum
Another amazing product by IGK. I use daily. It dries without any residue or weight. Great for heat protection or daily moisture and hydration. I apply to my ends to help keep them healthy. A must have!
Published date
11/05/24
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Suzana C. 🇺🇸
Verified Buyer
So far so good
It’s nice and light weight… adds softness… waiting to see more of its results
Published date
11/05/24
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Heather
Verified Buyer
makes my hair feel great and smells amazing
Published date
11/02/24
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Danielle 🇺🇸
Verified Reviewer
Cash In review
Cash in left my hair feeling softer with less frizz and more shine. I highly recommend it.
Published date
11/02/24
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Wendy 🇺🇸
Verified Buyer
Amazing
This stuff is amazing. My hair looks and feels great. I use it after every time I was my hair.
Published date
11/01/24
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Questions & Answers
10 answered questions
Karen F.
Verified User
Q: How often can I use the hair serum??
Answers on Content by By Store Owner on Wed Aug 21 2024
A: For the best results, we recommend applying Cash In to clean, damp hair. Its lightweight formula makes this product great for use between wash days. Use a small amount when applying to dry hair.
By Store Owner
14/08/24
Kim
Verified User
Q: How frequently can this be used without causing excessive buildup or damage?
Answers on Content by By Verified Buyer on Tue Sep 26 2023
A: Thank you for your question! The color masks last approximately 10 washes, with some variance depending on the shade and your hair. I hope this is helpful!
By Verified Buyer
21/09/23
Eileen D.
Verified User
Q: Does this make hair greasy or oily?
Answers on Content by By Verified Buyer on Tue May 02 2023
A: Cash In features a lightweight formula that is suitable for all hair types! It should not contribute to a heavy or greasy feeling in the hair. For best results, we recommend applying Cash In to clean, damp hair as a first step before following with...
By Verified Buyer
02/05/23
April S.
Verified User
Q: Are their parabens in this product?
Answers on Content by By Verified Buyer on Fri Mar 10 2023
A: You can absolutely use both! If you plan to use with the Good Behavior Smoothing Spray or Blowout Balm, we recommend applying mousse first, then following with either the spray of balm. If you plan to use it with our Good Behavior 4-in-1 Prep Spray,...
By Verified Buyer
10/03/23
Stephanie A.
Verified User
Q: Does it work on extensions?
Answers on Content by By Verified Buyer on Fri Jan 27 2023
A: Absolutely! The shampoo and conditioner each offer violet toning pigments and can be used individually alongside any other favorite shampoo or conditioner.
By Verified Buyer
22/01/23