These plus-size dresses, originally $11.99-$24.99, all fall to $15 or less at Rainbow. The pictured Sleeveless Striped Choker Dress, originally $16.97, drops to $10.18. It's available in three colors in sizes 1X-3X. For formal wear, a great find is this Off-the-Shoulder Studded Halter Dress, which drops from $24.99 to $10. It includes a rhinestone collar and a ribbon back tie. It's available in two colors in sizes 1X-3X. Shipping starts at $6.95 or is free on orders of $50 or more. Sales tax is charged in most states.