Ralph Lauren offers its Denim & Supply Ralph Lauren Women's Button-Front Dress in Floral for $29.99. Coupon code "JULY" drops it to $20.99. With $5 for shipping, choose "Economy" at checkout, that's $29 under our mention from last month and the lowest price we've seen. (It's the best deal today by $22.) It's available in sizes from XS M to XL. Deal ends July 5.