NECESSITY FOR THE HOME & OFFICE - Sitting in a chair without proper support can cause back discomfort, poor circulation, overall fatigue and long term issues which is why a using a Fellowes office chair back support is a necessity in any office or home environment MAINTAIN CORRECT POSTURE - Retain the correct posture with this Fellowes back rest for office chair provides Thoracic Support which is contoured with a low density foam to optimise the postural support in a subtle application NO NEED TO CONSTANTLY RE-ADJUST - The Innovative Tri-Tachment attachment eliminates the need for constant re-adjustment and holds the office chair back support in place for a comfortable working environment ANTIBACTERIAL TECHNOLOGY - The Professional Series Ultimate back support is made with Microban antibacterial technology which works 24/7 for an added level of hygienic product protection FITS MOST CHAIRS - Fully adjustable design allows it to fit most office chairs FIRA ACCREDITED - Tested by FIRA Int