Trina Turk cobalt blue trench coat in a lustrous satin-like fabric with dolman-style three-quarter sleeves, and a self-tie waist sash. The knee-to-midcalf length and roomy pockets give it an easy, relaxed silhouette. Ideal for brunch, cocktail, vacation, and work outings.

Rent for $55/week. Original retail price: $450, 88% off retail.