SheIn offers its SheIn Women's V-Neck Tribal Print Shift Dress in Blue for $29.33. Coupon code "CACTUS33" cuts it to $27.36. With free shipping, that's $13 off list and the lowest total price we could find. It's available in sizes S to M.
Note: Uncheck "Add Shipping Insurance to your order" during checkout to remove the 99 cent fee. This item ships from mainland China and should arrive in three to four weeks.