Do your items require assembly? January 13, 2021 05:38 All of our products require assembly.The step-by-step instructions will be included for you to follow. We also offer assembly videos and user guides on the SIDIZ website. Related articles How do I assemble the backrest and the seat pan? How can I fix the seat slope at a certain angle? Where can I get the assembly and user guide? How do I assemble the backrest and the seat pan? Can I purchase replacement parts separately?