Embrace these girls’ plain blue dresses and your little fashionista will thank you! When she needs a staple casual dress for hanging with her mates, reach for a plain blue jersey skater dress. Keep that swish without sacrificing any style! Plain blue dresses will sharpen up your little one’s wardrobe to make her the smartest kid in town. For a super fresh look, go for a plain blue T-shirt dress and rock a white denim jacket and some embellished sandals.