Detailed Product Description Tourmaline bedsheet and pillow cover release far-infrared which is benefical to human health.Principle: ... depth, then through blood circulation, the energy reach deeper tissue and organs. This is the permeability 2)Absorption, Resonance Function: 1 ... , anti-aging 4)Improve Sleep, care skin 5)Anti-mite and anti-bacterial 6)Soft, Comfortable. 7)Absorbing humidity, Airy, 8 ...