L'Oréal Professionnel
Blond Studio
Blond Studio 9 Bonder Inside Powder

Blond Studio 9 Bonder Inside Powder is rated 4.7 out of 5 by 302.
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Blond Studio 9 Bonder Inside Powder
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17.6 oz.
#P2377901
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What It Is

Blond Studio 9 Bonder Inside is an oil-enriched level 9 powder lightener with built-in bond protection. 

What It Does

• Lifts up to 9 levels quickly, even on the darkest bases. 

• Improves hair feel with an oil-enriched lightening system. 

• Provides bond protection without the need for added bonders. 

What Else You Need to Know

• Offers the same lifting power as Blond Studio 9, with the added benefit of bond protection. 

• Powder texture. 

• Best for lifting dark bases while protecting hair bonds. 

• Use only with 20- or 30-volume Blond Studio 9 Oil Developer (20-volume for on-scalp application only). 

• Keep processing time within 50 minutes. 

Recommended Mixing Ratios:

•Balayage: 1:1, 20- or 30-vol Blond Studio 9 Oil Developer

•Foil Highlights: 1:1.5, 20- or 30-vol Blond Studio 9 Oil Developer

•Global On-scalp: 1:2 or 1:3, 20-vol Blond Studio 9 Oil Developer

 

On-Scalp Applications:

•On-scalp: 20-volume Blond Studio 9 Oil Developer only

•Off-scalp: 20- and 30-volume Blond Studio 9 Oil Developers only

 

Development Time:

•Up to 50 minutes depending on desired result

•Do not use heat.

 

Pro Tip:

•Neutralize metals with the Metal Detox Pre-Treatment Spray.

•Tone with Dia Light.

POTASSIUM PERSULFATE SODIUM SILICATE AMMONIUM PERSULFATE MAGNESIUM CARBONATE HYDROXIDE SODIUM METASILICATE SODIUM STEARATE CITRIC ACID PARAFFINUM LIQUIDUM / MINERAL OIL / HUILE MINERALE GLYCINE SODIUM LAURYL SULFATE DISODIUM EDTA HYDROXYETHYLCELLULOSE ACRYLATES/C10-30 ALKYL ACRYLATE CROSSPOLYMER CI 77007 / ULTRAMARINES AQUA / WATER / EAU

Purchases made in SalonCentric stores may be returned to any SalonCentric store. Purchases made through SalonCentric Customer Service, SalonCentric Business Partners, and SalonCentric.com orders Sold and Shipped by SalonCentric may be returned to a SalonCentric store; however, the return must not exceed $450 and must include the original receipt, packing slip, or invoice. For returns in-store of online orders, the refund will be credited back to the original payment method once the return has been processed. For SalonCentric.com Online Exclusive orders sold and shipped by third-party sellers, please see more details linked below for return steps.

The SalonCentric return policy does not currently apply to Kérastase & Shu Uemura purchases. Kérastase & Shu Uemura do not accept returns.

Click to see more details.

Rated 5 out of 5 by from everyone should try this! love this stuff! it works so good, and you can’t go wrong with it! it’s a good predictable product and that’s what i like! hasn’t let me down
Date published: 2026-04-28
Rated 5 out of 5 by from Blonde Studio for the win! It’s consistent every time which is very nice. I started using metal detox also and find that all of my lighters work better but this is my favorite lighter of all..
Date published: 2026-04-28
Rated 5 out of 5 by from love it! I use to use blonde me but felt it was too harsh, i heard great things about this lightener and decided to try and i think its identical to the way blonde me behaves but its not as damaging! Love it
Date published: 2026-03-30
Rated 5 out of 5 by from amazing!!!! i love this lightener. hands down the easiest to work with and i don’t think i’ll ever switch. always mixes to the perfect consistency
Date published: 2026-03-04
Rated 5 out of 5 by from El mejor polvo de decoloración que he usado! Estoy obsesionada con Blond Studio 9 Bonder Inside Powder. Alcanzo los niveles de aclarado de una forma uniforme y lo mejor de todo es que No se daña el cabello. Lo recomiendo muchísimo honestamente. Con el, mis técnicas son más precisas.
Date published: 2026-03-01
Rated 5 out of 5 by from Staple! This is one of my favorite bleaches. I've been using it for a few years now. It's consistent and does t damage my clients hair.
Date published: 2026-02-23
Rated 5 out of 5 by from LOVE Lift is amazing, texture is even better. Super creamy!
Date published: 2026-02-20
Rated 5 out of 5 by from A great product! Nice creamy consistency conditioning for the hair and lifts great!
Date published: 2025-08-20
  • y_2026, m_6, d_19, h_13
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  • clientName_saloncentric
  • bvseo_sdk, dw_cartridge, 17.1.0, p_sdk_3.2.0
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