White House Black Market Structured Peplum Dress WHBM. Still currently on their website although sold out! Reviews say it runs big-see measurements below. SIZE: 00 (Numeric sizes are for search purposes only; I only have one of this item!) Armpit to Armpit: 14” Waist: 12” Length: 29” Does have 0.5”-1” of stretch (all approx) Keywords Only: XS S Suit Work Tahari Cache Bebe Guess Marciano Arden B The Limited Express