Comfortable and supportive breastfeeding vests, with invisible engineered tummy control plus back support to help you regain your pre-pregnancy figure. Drop down feeding clips for easy access whilst nursing your baby., This style is designed to be tight, however a few customers have said that they are finding it just too tight. Size 8-10 in theory is a Small but if you are at the upper end of a Size 10 please buy a medium. Size 12-14 is a medium but again if you are at the upper end you might want to buy a large, Size 16 is a large.