This is part of the Reformation x Jeanne Damas collection. This is a long sleeve, tight fitting bodysuit with a deep v-neck that can be buttoned to create a keyhole. Two buttons at top can be worn open or closed. Eco Rib is a medium weight, stretchy ribbed knit with a soft handfeel - 88% TENCEL lyocell, 12% spandex. TENCEL Lyocell comes from Eucalyptus trees, which take only half an acre to produce one ton of fiber. It's closed loop production means 99% of the non-toxic solvent is reused