Walmart offers the Hanes Women's Long Sleeve V-Neck T-Shirt in six colors (White pictured) for $3.50. Choose in-store pickup to dodge the $5.97 shipping fee. That's the lowest price we could find by a buck. They come in sizes S to XXL, 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.