HAIR.tree D2 Iron 38mm Titanium Barrel
The HAIR.tree D2 Iron features a maximum temperature setting of 190°C and delivers rapid heating, making it suitable for quick styling and sudden styling needs. It responds instantly to temperature changes on the hair surface, so stylists won’t feel instability during use. The iron uses a high-quality heater designed to match the barrel shape, ensuring even heat distribution across the tip, center, and root of the barrel. Unlike irons that heat only the center, this model provides consistent heat to the barrel and clip, resulting in a uniform finish without any unevenness.
| Feature | Detail |
|---|---|
| Max Temperature | 190°C |
| Barrel Diameter | 38mm |
| Barrel Material | Titanium |
| Heating Speed | Industry-leading fast |
FAQ
Does the D2 iron provide even heat across the entire barrel?
Yes, the D2 iron uses a heater shaped to match the barrel, ensuring even heat distribution across the tip, center, and root, which prevents uneven styling.
What is the maximum temperature setting?
The maximum temperature setting is 190°C.
Is the barrel made of titanium?
Yes, the barrel is made of titanium, which contributes to better heat conduction and durability.

Jason Newman –
I’ve used this iron for several weeks and noticed consistent heat across the barrel. It heats up quickly and doesn’t leave any hot spots. My hair styles look smooth and even every time, especially when styling thick hair. The titanium barrel feels sturdy and the temperature control is very stable.
Tracey Skinner –
The heating speed is impressive. It reaches 190°C in just a few minutes. I appreciate the even heat distribution—no more uneven finishes on my hair. It’s a reliable tool for daily styling and travel use.
Joan Gray –
I compared it with other irons and found this one to be the most consistent. The heat is even from tip to root, and I don’t have to adjust the temperature mid-styling. It’s perfect for achieving professional-looking results at home.