15 Cancun Mexico Outfits For Your Dream Vacation The Wandering Girl 45+ Chic Cancun Outfits What To Wear In Cancun: The Ultimate Guide What To Wear In Cancun + The Only Packing List You Need! 8 Outfits to Pack for Your Trip to Cancun Who What Wear 45+ Chic Cancun Outfits What To Wear In Cancun: The Ultimate Guide 45+ Chic Cancun Outfits What To Wear In Cancun: The Ultimate Guide. Add this eye catching piece to your next vacay look with the Cancun Dress! Its classic tie up halter neck, asymmetrical hem, and backless design will have you looking fab and feeling far out! Plus, the sheer material makes it perfect for a lightweight coverup so you can pair her with the cutest bikini for the ultimate summery slay! FABRICATION: 100% Polyester SIZING: Crystal's height is 162cm 5'3 and wears a size AU 6 US 2.