Old Navy Vintage Specially Dyed Sleeveless Mini T-Shirt Shift Dress This Old Navy Vintage Specially Dyed Sleeveless Mini T-Shirt Shift Dress ($20, originally $30) looks as cute with white sneakers as it does with sandals so pick footwear depending on how far you're trekking that day. Image Source: oldnavy.gap.com Old Navy Vintage Specially Dyed Sleeveless Mini T-Shirt Shift Dress $20 from oldnavy.gap.com Buy Now