CloudPro provides manually adjustable back support, 3D armrests and adjustable seat depth. Its back-support adjustments are mechanical, not electrically powered.Set the support around your working position and use the recline to change posture. Compare the model details and shape with the other Paperloops chairs rather than assuming that a higher price automatically means better ergonomics.Both periods begin on the day you receive your product. Return it within 30 days without giving a reason, or try it for up to 100 days in total and return it if the comfort or use does not suit you. This applies to every product and to personal and business orders.For normal trial use and a complete return, we refund the full purchase price without usage, processing or restocking fees. You disassemble and securely pack the product; Paperloops supplies a free return label. Keeping the original box is recommended, not required.All Paperloops products come with a 5-year warranty under normal use. Paperloops covers all costs of an accepted warranty claim, including necessary transport. Your statutory consumer rights remain unaffected.