Your submitted order is sent to our warehouse for shipping immediately so we are unable to amend your order. If your package could not be successfully delivered, it will be returned to the warehouse and a credit will be made to your payment method.

Once your order has been handed over to the carrier for delivery, you will receive a Shipment Confirmation email.
Delivery will take 5 to 7 business days after the order has shipped.
You can track your order on this website:https://www.17track.net/en

You can find our refund policy here.Refund Policy

Most users report that the lumbar support provides solid back support for daily office use. Comfort may vary based on individual body type, so it’s recommended to adjust the backrest height and recline angle to find your optimal support.

Assembly is generally straightforward, but the instructions may be unclear for some users. We recommend referencing our online assembly videos or photos to ensure all parts are installed correctly.

The E2 is ideal for average-sized users. If you are particularly tall or heavy, you may benefit from a higher-end model like the E3 series for extended comfort and support.

Compared to chairs in the same price range, the E2 offers adjustable headrest and basic ergonomic support. Higher-end chairs, such as Steelcase or Herman Miller models, provide longer-term durability and comfort, but at a higher price.

Yes. The headrest can be adjusted in height and angle to accommodate different sitting postures and user heights.

The mesh design provides good airflow, but some users may still feel warm during extended sitting in high-temperature environments. Pairing with breathable clothing or a cooling mat may help.