Thank you for your purchase! Mid-Back Swivel Ergonomic Task Office Chair with Flip-Up Arms ASSEMBLY INSTRUCTIONS Before You Begin: Please identify all component parts and hardware pieces required before you begin. Carefully remove all of the components from the packaging and set aside for assembly. Assemble on a soft surface to prevent scratching during assembly. Caution: Tighten all components securely before use. Failure to do so may result in personal injury.