A Homemaker arranged different varieties of old stuff in six boxes and placed one above the other in their store room. Old stuff being– Toys, Books, Clothes, Mats, Newspapers, and Tableware. Bottom most box is numbered as 1 and so on. Toys were placed in the box above Books but below clothes. Mats were placed in the bottom most box. In the top most box, Tableware were placed. One variety of old stuff was kept between books and mats. 

Which variety of old stuff box was placed in between Books and Mats?