TFK 500 pocket spring mattress Your Traumstart every day !Because life is beautiful. And restful sleep is one of the most important foundations for human well-being. Details: Height: 19 cm Firmness: H2 (soft), H3 (medium) and H4 (hard) Core: approx. 500 springs on 2m² Quilting: RaffaeleCover: removable and washable H2: recommended for a body weight of up to approx. 80 kg (depending on size)H3 (TFK 500 / TFK 1000): recommended for a body weight of up to approx. 110 kg (depending on size) H4 (TFK 500 only): recommended for a body weight from approx. 110 kg (depending on size)