كرسي مكتبي مريح تجاري M18 رمادي قابل لتعديل الارتفاع مقعد رغوة جديد أثاث مكتبي مريح

Height and Angle Adjustable Headrest: It can be adjusted up and down by 9cm and rotated by 45° to provide flexible support for the cervical vertebrae., Integrated S-Shape Backrest: Features an integrated stable back frame with an S-shaped backrest made of polyester mesh. offers strong support and conforms, promoting better spinal health., 2D Adjustable Lumbar Support ： It can be adjusted back and forth by 4cm and up and down by 5cm to cater to different individuals' needs and relieve lumbar muscle pressure., 2D Adjustable Armrests： Adjustable in 5 positions, allowing users to customize their height by 7cm for comfortable arm support., W-Shape Thickened Seat Cushion： Features a W-shaped design, made of premium sponge with 8.5cm thickness, reducing pressure and promoting blood flow for an ultra-soft and comfortable seating experience.