The performance pocket 1600 mattress provides the perfect blend of medical grade foam & traditional pocket springs, forming an excellent hybrid that ensures all the support & comfort needed for a well-balanced sleep. With regular tension, the performance mattress is not too firm & not too soft, a perfect compromise of both preferences. Foam encapsulated, the mattresses sides have a strengthened edge, preventing any roll off whilst also increasing its overall lifespan. Covered in a smart, all natural Tencel material, the performance 1600 is excellent at controlling heat & moisture within the mattress.A mattress aimed at the athletic, higher levels of support are found in the lumbar region ensuring your hips & back remain perfectly supported, helping to prevent aches & pains. This mattress is fully endorsed by numerous sporting bodies & medial groups, as well as being scientifically proven to enable quicker body recovering & ease of sleeping.