Fellowes Back Angel Back Support delivers full back support for extended periods of sitting. It has two wings move independently to mould to your back with vents to promote airflow. Height adjustable to maximize comfort to 7 different settings (from 14cm in the lowest setting to 23cm on the highest). Easy to attach elastic strap fits most chairs. Modern design complements any workspace. Delivers full back support for extended periods of sitting Two wings move independently to mould to your back with vents to promote airflow Height adjustable to maximize comfort to 7 different settings (from 14cm in the lowest setting to 23cm on the highest) Easy to attach elastic strap fits most chairs Modern design complements any workspace