I have a size 1 Ingrid & Isabel BellaBand in black available for sale. Size 1 can fit women pre-pregnancy pant size 0 - 8. I loved using it last summer with my pre-pregnancy shorts, and it's also great postpartum.
$15 Shipped
http://shop.nordstrom.com/s/ingrid-isabel-everyday-maternity-bellaband/3497379