Airgo® Sitring — blue Train your back with Airgo during everyday activities, without setting aside extra time. Manufacturer: TOGU $159.00 Custom wishlist OK Add to wishlist Qty: Add to cart Email a friend Train your back with Airgo during everyday activities, without setting aside extra time.How to usePlace on a stable chair, sit with both feet supported and begin with short, comfortable sessions. Adjust the air filling only as described in the supplied guide.