The only other material used in Heer's mattresses is the fabric the hair is wrapped in — no coils, glues, or supports of any kind. His signature covering is a Kvadrat wool, whose texture he likens to that of a fine suit.
6 / 14

The only other material used in Heer's mattresses is the fabric the hair is wrapped in — no coils, glues, or supports of any kind. His signature covering is a Kvadrat wool, whose texture he likens to that of a fine suit.