Write your question here...I tried the Stoic event stash and the armpits were super tight. Does this jacket fit the same?

Tech Specs:

Material:

[Shell] Bombshell 3-ply, mechanical stretch fabric 

Waterproof Rating:

20K 

Breathable Rating:

15000g 

Fit:

3-D Ergonomic construction 

Core Venting:

Yes, mesh-backed underarm zips 

Pockets:

2 Hand, 1 chest, 1 internal 

Seam Taped:

No, welded seams 

Powder Skirt:

Yes, removable 

Wrist Gaiters:

Yes 

Hood:

Yes, fully adjustable 

Zip-in Compatibility:

No 

Weight:

1.3lbs (612g) 

Recommended Use:

Skiing, alpine climbing, touring 

Manufacturer Warranty:

Lifetime