1. Produce continuously anions that can neutralize those positive - ions.
2. Make naturally fresh and clean air settings as breathing the top pure air in the forest or on the brink of falls.
3. Produce 1.3 million ion/ c.c anions, purifying the air and increasing the quantity of vitamin in air.
4. Non - poisoning the free radicals, reducing rate of occurrence of the chronic disease to keep health.
5. The body fluid will turn and show alkalinity, if you always choose the mattress.
6. Elimination of the exhaustion, keeping your sound sleep.
7. Sanitizing the inside of mattress, reducing the content of moisture.
8. Adopting the direct current ( 12V), and exhausting low energy ( 3W).
Size: ( L x W x Hcm ). 1. Sponge type: High - grade: (1) 190 x 120 x 20. (2) 200 x 150 x 20. (3) 200 x 180 x 20. 2. Sponge type: Slow - resilient: (1) 190 x 120 x 20. (2) 200 x 150 x 20. (3) 200 x 180 x 20. 3. Sponge type: Emulsoid: (1) 190 x 120 x 20. (2) 200 x 150 x 20. (3) 200 x 180 x 20.