Customizable airflow: Allows users to control air flow intensity for different styling needs
Extended fingers: Reach down to scalp and roots for targeted drying and lift
Compatible with all Bio Ionic hair dryers: Ensures broad usability across the Bio Ionic product line
Adjustable vent settings: Enables both high and low airflow for versatile styling techniques
Solid black design: Offers a sleek, professional appearance
Summarized by Shop
Customizable airflow with extended fingers, for more targeted reach to scalp. Compatible all Bio Ionic hair dryers. DETAILS
With all vents open, a higher flow of air will come through the diffuser. Close some vents to create a more targeted, lower flow technique. Long fingers reach down to the scalp to dry roots and create lift when desir
Color
Black
Pattern
Solid
Brand
Bio Ionic
Vent Settings
Adjustable (all vents open for high flow, select vents closed for low flow)
Material
Not specified
Summarized by Shop
4.2
55 ratings
5
4
3
2
1
Doesn’t fit, waste of money
N
Nyssa · March 23, 2026
Diffuser
Unfortunately this did not fit my bio ionic dryer and when I called customer service it was truly awful
L
Louie · January 4, 2026
Awesome diffuser
An amazing diffuser. I love that you can adjust the airflow. I’ve used diffusers my whole life and this is the best one ever.