Most removal companies use a variety of boxes however there are two main types, a book box and a general purpose box. A general purpose box is often referred to as a Pack 2 or a tea chest box and is 18" x 18" x 18". The book box is smaller to restrict its weight and is suitable for heavier items not just books. It is also known as a Pack 6 and is 18" x 13" x 13".