Old Navy Fit and Flare Puff-Sleeve Jean Mini Dress While it looks so cute when it's hot, we'd also double up on denim with this Old Navy Fit and Flare Puff-Sleeve Jean Mini Dress ($40) and a jacket come fall. Image Source: oldnavy.gap.com Old Navy Fit and Flare Puff-Sleeve Jean Mini Dress $40 from oldnavy.gap.com Buy Now