Outfit Idea: Black T shirt Dress + White Sneakers. Le Stylo Rouge People sleep on t shirt dresses. They are a must have in my closet for summer. Sometimes you just need that casual dress in your closet for days where you don't know what I Wore the Same Gray T Shirt for 5 Days Straight. Here's How T Shirt Dresses Are A Summer Essential Here's How to Style Them Fashion Jackson