ETI Universal Diffuser - Black DIA COLOURS silicone-free and fragrance-free permanent liquid

silicone-free and fragrance-free permanent liquid colour range developed for deep

Professional salon product suitable for general use

Its larger format makes it especially practical for brushing through longer lengths and covering more hair with each stroke

The 120mm width and 100m length make it ideal for consistent sectioning and efficient workflow

A warm-to-neutral tone direction designed for creamy

ETI Universal Diffuser - Black DIA COLOURS silicone-free and fragrance-free permanent liquidETI Universal Diffuser Black is a diffuser attachment designed to disperse airflow for gentler drying and enhanced curl support. It helps reduce disruption to the natural pattern while drying. Ideal for waves and curls, it supports volume at the roots and softer definition through the lengths, making it a practical add on for curl focused blow drying. Professional salon accessory suitable for general use.