The Logan is a breathable cotton-blend thermal shirt with a classic plaid pattern. 
 
4.5oz 60% cotton and 40% polyester fabric
Lined with micro fleece
The sleeves are insulated with Taffeta lining.
Design details include solid panels along the shoulders with double needle top stitching
Full front snap closures
Flapped chest pockets with snap closures are ideal for small storage.
Pleated back yoke
Set-in sleeves for comfort-ability
Cuff plackets with snaps