- Innovative Tri-Tachment ensures stability eliminating constant readjustmentN/A- 3 Section lumbar support expands and contracts to natural body curvatureN/A- Thoracic Support is contoured with a low density foam to optimise the postural support in a subtle applicationN/A- Fully adjustable design allows it to fit most office chairsN/A- Easy setup: Place support on chair position your back and just clip the straps!N/A- Accredited by the FIRA International an Indpendant Ergonomic Accreditor