2 in 1 mat compromises of a twister mat and on the other side a acupressure mat. With over 900 acupressure points throughout the human body, the acupressure mat helps with the circulation and flow of blood throughout the body. The centre of the mat is risen, to give a pyramid effect, which enables humans to heal and control pain. 18 Bio-point magnets have also been inserted into the 12 inch x 12.5 inch mat which improves the metabolic of each cell. This results in enriching the oxygen level and blood circulation. Mat Diameter: approx 12 inch. Colours may vary. Please note purchase is for one mat only.