You have a +1 bonus to AC while wearing this armor.  While attuned to this magic item you gain advantage on constitution saving throws against exhaustion gained by natural cold. You also take 3 less damage from cold damage from cold weather. 

The breastplate and shoulder protectors of this armor are made of leather that has been stiffened by being boiled in oil. The rest of the armor is made of softer and more flexible materials.

Notes: Bonus: Armor Class, Combat, Warding