Lululemon Ivivva Sun Sprinter Singlet athletic racerback tank top. It is made from Swift Ultra fabric, which is naturally breathable and has four-way stretch. The design features a loose fit, a keyhole in the back, and a back slit. New with tags Measurements: ( Laying Flat ) Chest 17in Length: 25in The size 14 in Ivivva generally translates to a women's size 2 or 4 in Lululemon clothing