The Herman Miller Warranty for this chair is 12 years.

An extension of the award-winning, Aeron Chair design, this work stool shares the same distinctive looks and a well-designed ability to make you feel comfortable. The Aeron Stool provides healthy comfort and balanced body support with its innovative suspension and easy-to-use adjustment controls. Its Fine-Tune footring mechanism allows you to adjust the height of the footring from a seated position.

There is a choice of Castors or Non Wheel Glides, Base & Frame Finish, & Arm Pad Finish

As standard the chair comes with the following specification

Fully Adjustable Arms
Tilt Limiter & Forward Tilt Function
Dual SL Posturfit Back Support

The delivery lead time is approximately eight weeks.