The 6 sided tam are high-quality graduation cap used in place of the standard mortarboard. They are made of a high-end black velvet material with a soft poof-like top. The standard mortarboard is a polyester encased cardboard square that sits on top of the head. Mortarboards are traditionally used for primary and secondary school graduations. Tams are typically used for higher level graduations such as masters and doctorate ceremonies. Faculty members generally wear tams to denote their level of education. They also differentiate higher level degrees from bachelors degrees. A 6 sided tam is generally worn by Masters as well as EdD candidates. The 8 sided tam is generally worn by Doctoral candidates. There is an elastic band for a one size fits most style.