Neleus Women's 3 Pack Compression Dry Fit Tank Top 85% Polyester / 15% spandex, It does not have a bra insert, Machine Washable Size is comparably smaller,so please kindly refer to our suggested chest and the actual measurement; If you do not know your measurement chest size or you prefer the "Less Tightly Fit",please order 1 SIZE UP than you normally wear Tight Fitting,like a second skin.Please order 1 SIZE UP than you normally wear if you prefer less tightly fit Dri-FIT fabric helps keep you dry and comfortable;Flat seams move smoothly against your skin Durable stretch woven fabric delivers superior comfort & breathability Lightweight stretch construction improves mobility for full range of motion