can you guys explain the waterproof rating? how good is 10k? will i be wet or no? thanks in advance!

Tech Specs:

Material:

[Shell] 100% nylon; [Shell lining] 50% polyester, 50% recycled polyester mesh 

Insulation:

[Snap-in liner] 550-fill down, 100% nylon shell 

Waterproof Rating:

[Shell] 10K 

Breathable Rating:

[Shell] 10000g 

Core Venting:

[Shell] Underarm zips 

Pockets:

[Shell] 2 front, 1 chest 

Seam Taped:

[Shell] yes, fully 

Powder Skirt:

Yes 

Hood:

Yes 

Zip-in Compatibility:

Yes, zip-out liner included 

Recommended Use:

Skiing 

Manufacturer Warranty:

Lifetime 

Country of Origin:

China