What is the purpose of Omni’s footrest accessory? LiberNovo Tech May 7, 2025 The Omni offers an optional comfort footrest in two heights (7cm for users 170-186cm, 12cm for users 153-169cm), tailored to the common 75cm fixed desk height, ensuring an ergonomic sitting posture. The footrest enhances leg comfort, similar to Humanscale’s footrest accessory, but Omni’s height options are more precise. Back to blog Share on Facebook Opens in a new window. Tweet on Twitter Opens in a new window.