I am not sure which size to get... I measured myself and my bust and hips are size small, while my waist is size large... and yes my waist is smaller than my hips, I don't have a beach ball for a tummy! Any ideas?

Tech Specs:

Material:

PU-coated nylon taffeta w / DWR 

Waterproof Rating:

8K 

Breathable Rating:

2000g 

Core Venting:

No 

Pockets:

2 Front 

Seam Taped:

Yes, fully 

Hood:

Yes 

Recommended Use:

driving rain, wet weather casual wear 

Manufacturer Warranty:

Lifetime 

Country of Origin:

China