Big Sky Vests, Pullovers, Sweaters, and Jackets
  XS S M L XL XXL XXXL
Chest   36-38 39-41 42-45 46-49 50-53  
Neck   14.5-15 15.5-16 16.5-17 17.5-18 18.5-19  
Sleeve   32-33 34-35 35-36 36-37 37-38  
Big Sky Pants
  XS S M L XL XXL XXXL
Waist   28-30 31-33 34-36 37-39 40-42  
Hip   38-40 40-42 43-45 46-48 50-52  
Inseam   29.5 31 32.5 33 33.5  

Note: Big Sky's Vests, Pullovers, and Sweaters are sized to fit as a mid layer over base layers, but UNDER a Jacket. Big Sky's Jackets are sized to fit over mid layers, such as Vests, Pullovers, and Sweaters. Big Sky's Jacket and Pant shells are sized to fit over the same size insulated Jackets and Pants.