Fabric: Blended polyester and spandex material. 

Care: Machine washable.

The "Speedy Runsie Open Back Romper" from Lululemon is designed to be easy, breezy, and fuss-free. Made of ultra-light swift fabric with an open back design, it helps keep you cool and comfortable while you’re pushing yourself to the limit. Perfect for any activity, this romper pairs well with a simple pair of sneakers and a cute baseball cap!