Sorel offers its Sorel Women's Cozy Cate Waterproof Boots in Peatmoss, Fawn, or Black, for $69.98 plus $6 for shipping. That's the lowest total price we could find by $22. They're available in sizes 5 to 12, although not in all size/color combinations.
REI Garage offers the Mountain Hardwear Tonga Short-Sleeve Dress in Blue, Black, or Raspberry for $44.73. Opt for in-store pickup to avoid the $5.99 shipping charge. That's the lowest price we could find by $2. It's available in sizes XS to XL, although not in all size/color combinations.