Cake Toffee Shaping Nursing Tank Black Emergency Preparedness Snohomish County Health Department, WA. For the smoothest profile, you cant beat Toffee. Seamlessly knitted with silky soft yarn, it will grow with you throughout pregnancy and beyond, ensuring keep you stay comfortable and secure all day long. Its hidden built in shelf bra offers wire free support along with easy feed drop down cups, cotton lined side slings and easy, single handed nursing clip clasps.