The waterfall-edge seat features authentic Tempur-Pedic material that contours to your shape

Synchro-Tilt: Back reclines in a preset ratio to seat

are standard on all Ergo models

Ergonomically contoured shape to support back

The viscous (fluid-like) and elastic (spring-like) properties of the material actively work together -- in the right way and in the right places to provide the support

Mesh Task Chair Color:Grey The waterfall-edge seat features authenticThe SI 100 chair is a perennial favorite, combining value, comfort, adjustability and quality, and featuring a breathable, color coordinated mesh back that matches the comfortably contoured mesh waterfall seat, a carbon fiber finished frame, as well as supreme comfort. Available in Grey or Black mesh seat and frame.