You've got options: Wear this yoga tank long and loose while you flow or tie it back for inversions. Pima Cotton fabric is breathable and soft against your skin Designed for: Yoga Neck coverage : High neck design adds coverage Breathability: Open back provides ventilation Roomy armholes: Armholes give you freedom of movement Fit: Classic fit, hip length * no size tag, estimated Lululemon Size 8. * NWOT - NEW without Tags