Jumbo sized developer of 40vol / 12% strength for salon use. This fantastic value 4000ml / 4L cream peroxide will last you a long time.

Need a smaller size? We also have this strength of activator available in 1 Litre size.

We also have GLS Salon Supplies jumbo developer in different strengths:

• 10 vol / 3% (4 Litres)
• 20 vol / 6% (5 Litres)
• 30 vol / 9% (4 Litres)