Butterfly Nurseaid pantyhose, model number 978. These are 70 denier with SEAMS on the outside. That means the seams stick out on the outside and aren't flat. This product has control top and leg support. This is a very popular product. These are quite thick. If you want these with inside seams please contact me, I might have them in stock. This product also comes in Plus sizes, such as B+. Plus sizes have the same leg as the size on the chart but are larger at the top to accommodate a person that needs more space. 80% Nylon, 20% Lycra.