6% oxidant for grey coverage and one to two levels of lift with the cream colour range
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Free standard shipping on orders A$99+. A$9.95 below A$99.
Usually dispatched from Adelaide within 24 hours of payment, excluding weekends and public holidays.
Delivery & returns
Standard delivery is estimated at 2–3 business days after dispatch for most Australian addresses. Remote and regional areas can take longer.
Express delivery: A$5.95 on orders A$99+, or A$14.95 below A$99. Estimated delivery is 1–3 business days after dispatch, depending on your location.
For change-of-mind returns, items must be unused, unopened and in original packaging. Contact us before returning an item. Return postage is paid by the customer. See our returns policy for full details.
Delivery options and final charges are confirmed at checkout.
GK Hair Developer 20 Volume 150ml
Why Buy From MV
Why Buy From MV
Description
Description
Benefits
Benefits
- Grey coverage
- Powerful lift
- Long-lasting colour
- Salon professional
Shipping & Returns
Shipping & Returns
Shipping: Orders are dispatched from Adelaide within 24 hours of payment on business days. Standard delivery is 2–3 business days for most Australian addresses and is free on orders of $99 or more ($9.95 under $99). Express is available at checkout: $5.95 on orders of $99 or more, $14.95 under $99. Remote and regional addresses can take longer. See our shipping policy for full details.
Returns: Changed your mind? Unused, unopened products in their original packaging can be returned within 30 days of delivery for a refund. Contact us first and we'll send return instructions; return postage is paid by the customer. Faulty items are covered under the Australian Consumer Law. See our returns policy for full details.
Track My Order
Track My Order
Choose standard or express delivery at checkout. You'll receive an email with tracking details when your order is dispatched so you can follow its progress.
GK · Developer
GK Hair Developer 20 Volume 150ml
GK Hair Developer 20 Volume 150ml is the oxidant used alongside GK Hair's Juvexin-infused cream colour range.
- Free Regular Post on eligible orders $99+
- Usually dispatched within 24 hours
- Click & Collect in Kilburn, SA
Benefits
What it does
20 volume is the standard choice for depositing colour at the same level, covering grey, and lifting around one to two levels. It is the developer most permanent shade work is built on.
Who it's for
Best suited to
- Grey coverage services
- Depositing at the same level or slightly lighter
- Everyday permanent colour applications
How to use
How to use
Mix with GK Hair Color or Lighteners. Use 8 and 10 Volume Cream Developers when using as deposit only or as demi-permanent. Use 20 Volume Cream Developer for up to 2 levels of lift and for 100% grey coverage. Use 30 Volume Cream Developer for up to 3 levels of lift and 40 Volume Cream Developer for up to 4 levels of lift.
Ingredients
Ingredients
Full ingredients list
Juvexin V2:Juvexin V2 is a plant-based protein derived from Quinoa and Pea, which leaves hair looking smoother and feeling softer.
GK Hair Products are free of Sulfates, Parabens, Phthalates, DEA, TEA, or Gluten.We use the best ingredients to help you achieve your ultimate hair goals.
Details
Product details
- Strength: 20 volume (6%)
- Size: 150ml
- For use with GK Hair cream colour
- Professional use
- Brand
- GK
Explore more: GK Hair range.
FAQ
Frequently asked questions
Ordering, delivery & returns
How much is delivery, and how fast is it?
Orders are usually dispatched from Adelaide within 24 hours of payment on business days, with tracking on every parcel. Regular Post is free on eligible orders of $99 or more and $9.95 under $99 (2–3 business days). Express Post is $5.95 on orders of $99 or more and $14.95 under $99: next business day to most metro areas, 1–3 business days elsewhere.
Can I pick it up?
Yes. Choose Click & Collect at checkout and collect from 412 Churchill Rd, Kilburn SA 5084, 7 days, 9:00 am–5:30 pm. We'll let you know when your order is ready, usually within 24 hours.
Can I return it if I change my mind?
Change-of-mind returns are accepted within 30 days of delivery when the product is unused, unopened and in its original packaging; return postage is paid by the customer. For hygiene reasons, opened or used personal-care products, blades, brushes, combs and disposables can't be returned for change of mind. Faulty, incorrect or not-as-described items are covered by the Australian Consumer Law and returned at our cost.
Is it for professional use?
Hair colour, bleach, developers, chemical treatments and waxing products are intended for use by trained professionals or according to the manufacturer's directions. Read and follow the instructions and safety information supplied with the product, including any patch or strand test.
Can I ask a question before I buy?
Of course. Call the MV Hair & Beauty team on 0402 174 450 or email support@mvhairandbeauty.com.
Delivery & returns
Fast dispatch from Adelaide
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Delivery
Usually dispatched within 24 hours of payment on business days, tracked. Regular Post is free on eligible orders of $99 or more ($9.95 under $99); Express Post from $5.95.
-
Click & Collect
Collect from 412 Churchill Rd, Kilburn SA 5084, 7 days, 9:00 am–5:30 pm. Usually ready within 24 hours.
-
30-day change of mind
Unused, unopened products in original packaging can be returned within 30 days of delivery. Opened or used personal-care items, blades, brushes and combs can't be, for hygiene reasons.
Ready to order?
GK Hair Developer 20 Volume 150ml
Questions? Call 0402 174 450 or email support@mvhairandbeauty.com