MediCrystal Gemstone healing mat provides a safe combination of 3 beneficial physical effects:

1) Biophoton emission through red light
2) Long Infrared light heath sourced
3) Negative ions production

Thanks to the triple action, a  lying session on the mat generates a great benefit to the whole organism.
The tourmaline, agate, jade, amethyst used in our mat are all 100% natural semi-precious stones, hand knitted to provide comfort and optimal exposure. These stones have similar properties and features and we choose an optimal  combination of all 4s.