Ergonomic & New Patent: The cushion of office chair, armrest accord with human body engineering design, let your body and mesh chair perfect fit, suit long time use, give you creative design!High Back Executive Office Chair PU Leather Office Chair with Armrest, Ergonomic Desk Chair for Home OfficeProduct name: office chairWhether it can be lifted and lowered: yesIs it rotatable: yesIs it possible to lie down: noErgonomic support: yesquickly:1. Please check the size and color before purchasing.2. Please note that there may be slight color difference due to different monitors, please forgive me.3. The above data reference, manual measurement may be wrong, please refer to the actual product, thank you.4. This product does not include items other than office chairs.