The Takeaway: Show up, work out. This longline, racerback style is just the thing to keep you comfortably on the move. Adjustable straps and breathable fabric make it a must-have. Unlined. Wireless. Seamless fabrication. Adjustable straps. Low Impact, 4-Way Stretch. Seamless Comfort. Breathable Fabric. Comfortably constructed with minimal seams. Partially made with recycled materials.