Is this jacket just a shell or would it be warm enough to ski in without another jacket under it? Also, is there plenty of room for another jacket or sweatshirt underneath?
Thanks.

Tech Specs:

Material:

[Shell] nylon; [Lining] taffeta 

Waterproof Rating:

10K 

Breathable Rating:

10000g 

Center Back Length:

29in(74cm) 

Core Venting:

Underarm zips 

Pockets:

2 Front, media, pass 

Seam Taped:

Yes, fully 

Powder Skirt:

Yes 

Wrist Gaiters:

Yes 

Hood:

Yes 

Zip-in Compatibility:

No 

Weight:

0oz (000g) 

Recommended Use:

Snowboarding, skiing 

Manufacturer Warranty:

1 Year