The glove is specifically designed for structural fires. The materials that were manufactured are designed to withstand the effects of flame, heat, steam, etc.

This made of leather treated gold color.
Court type gun and wing thumb.
In the back of the glove has an elastic band
up to the wrist area for better fit.
Leather reinforcement at the height of the seam middle fingers for added strength.
A reinforced palm up to the index finger and thumb helps reduce wear and tear.
The index finger is constructed of run thus eliminating the seam exposed.
Thermal liner inside aramidic.
Moisture barrier.
Fist of kevlar fabric
Assembled with kevlar thread.

Leather Gloves For Firefighter With Moisture Barrier Firemax VII Datasheet