Oh Polly Dark Blue Mini Dress Only worn once for Depop XS Oh Polly Embellished Wrap Over A Line Mini Dress in Dark Blue Long Sleeve Embellished A line Mini Dress in Blue Parallel Deep Blue Sparkle. This fitted velvet mini with crystal embellished accents is a total showstopper. The off the shoulder straps add sophistication, while the body hugging cut keeps it flirty and chic. Oh Polly + Chelsea Embellished Wrap Over A Line Mini Dress