How does firewall insulation compare with other types of insulation?

Tech Specs:

Material:

[shell] 73% nylon, 27% polyester; [lining] polyester 

Insulation:

Firewall 

Fabric Waterproof Rating:

10,000 mm 

Fabric Breathability Rating:

10,000 g/m² 

Hood:

yes, fixed 

Fit:

regular 

Venting:

underarm zip vents 

Powder Skirt:

yes, stowable 

Pockets:

(external) 2 hand, 1 chest, 1 chest audio, 1 sleeve pass, (internal) 1 goggle 

Seams:

critical seams taped 

Wrist Gaiters:

yes 

Liner-Compatible:

no 

RECCO:

no 

Recommended Use:

snowboarding 

Manufacturer Warranty:

1 year