The Takeaway: Relay all day (Onesie edition) The effortless Onesie you don't have to think twice about. Crafted from your fave performance fabric and finished with flirty cutouts, she's your comfy closet staple for working out or running errands. Relay = a premium fabric for making moves Unlined Wireless: all-day comfort Adjustable straps Sweetheart neckline Cut-out details Buttery smooth 4-way stretch moves with you Breathable fabric Quick dry fabric