The Hardened Marine Pack includes the following cosmetic items for your Aliens: Fireteam Elite marine:
- Bandana Head Accessory
- Digital Red Camo Weapon Color
- Adios Weapon Decal
- Endeavor Weapon Decal
- Flames Weapon Decal
- "Chestburster" Joke Emote

More details on the official game page of Aliens: Fireteam Elite - Hardened Marine Pack ...