Feature:
Inside is standing frame, connected by many PVC cannulation
Water-proof cloth no toxic 
Thoughtful vent design leaves hands free for reading etc.
Easy storage, Designed for home use
Sauna color available: silver-gray, blue.pink
Material:PVC cannulation,cotton with Water-proof cloth
Function:
Relaxes tired and aching muscles
Relieves joint and muscle pains
Improves circulation
Burns calories
Helps keep skin healthy
Improves body tone
Rapid relief for arthritis and rheumatism
Relieve stiffness and relaxes the body