Hi, I read that this one piece has no vents. Is there a problem with it becoming to hot without them or is the piece really breathable?

Also, can the hood be detached?

Tech Specs:

Material:

[Shell] Dryride 2L; [Lining] ALS 

Insulation:

None 

Waterproof Rating:

10K 

Breathable Rating:

5000g 

Venting:

No 

Pockets:

2 Chest, 2 cargo, 2 rear 

Seam Taped:

Yes, fully 

Hood:

Yes 

Zip-in Compatibility:

No 

Recommended Use:

Snowboarding, skiing 

Manufacturer Warranty:

Lifetime