Leyton House Developers - hydrogen Peroxide are available in 1.5% (5 vol) Jewlz Developer, 3%, 6%, 9% & 12%.
They have a smooth creamy formula that works in synergy with Couture Silk Permanent colours.
Only available to customers with the following postcodes - any starting with NP, CF, SA, LD and BS, if your shipping address is outside these postcodes your order will be cancelled.