Firmer is the level of support to the body, suitable for average to heavily weighted people. This is not a comfort rating.
Miracoil springs are unique to Silentnight Beds, a continual wire frame system, preventing roll-together, with a firm tension.
Mattress Depth 27 cm
One Sided mattress, no need to turn this mattress, but rotation is recommended.
Source 2 Domestic Flamability Rated Source 2 for Low Hazard, General Domestic use
Made In the U.K. This product is made in Britain