I'm 5-9, 170lbs. I like baggy but not gangster baggy. Do you think L or XL in this jacket?

Tech Specs:

Material:

[shell] 60% recycled polyester, 40% polyester yarn-dye plaid; [lining] taffeta, mesh 

Insulation:

synthetic 

Fabric Waterproof Rating:

10,000 mm 

Fabric Breathability Rating:

10,000 g/m² 

Hood:

yes, removable 

Fit:

progressive standard 

Length:

below hip 

Venting:

underarm zips 

Powder Skirt:

yes 

Pockets:

(external) 2 hand, 2 chest, (internal) 1 goggle 

Seams:

fully taped 

Wrist Gaiters:

yes 

Recommended Use:

snowboarding 

Manufacturer Warranty:

1 year