Double panel chest binder. The binding panel does not go below the chest but the tank continues for a full cover effect. Breathable material. 14 inches armpit to armpit, but a binder, so made to be compact. 24.5 inches top to bottom. Gc2b size L on label, very compressing. Would fit a small man or woman who is size 10-12 in standard clothes sizing. Bundle discounts on.