You can find a Mac Duggal gown with just about anything you could possibly want, including trains, capes, dramatic necklines, swooping backs, slits, velvet
Silhouettes Sheath: Streamlined and body-skimminga classic in US eveningwear
You can still look casual with dress pants if you style it out in another way such as wearing loafers, not wearing a blazer, or going without a tie
If you want extra definition, try adding a slim belt over the cardigan at your natural waist
While it channels the rugged, independent spirit often associated with the American frontier, it also reflects broader influences like Mexican vaquero culture and global reinterpretations of Western style while staying true to contemporary style sensibilities
The olives I used were a combination of pitted green olives and Kalamata olives