Etsy's 2017 Halloween Trends Are Going to Give You Major Costume Inspiration

"From mermaids (and purr-maids) to fairies and unicorns, mythical creatures have been trending all year. This Halloween, though, the scales are tipping even further in mermaids' favor, thanks to the sophisticated silhouettes, shimmering details, and enchanting, iridescent cosmetics that help bring the look to life. (Think ethereal, not Ariel.)"

Aquamarine Mermaid Crown ($160)