Features: Experience long time comfort with the 2025 Wide Ergonomic Back Support Chair, to correct pose and relieve back pains through advanced lumbar support technology. Built with durability ABS, this lightweight cushion delivers 600lbs weight capacity and flexible yet firm support for optimaled spinal alignment during extended sitting. Ideal for office workers, students, drivers, and individuals daily back health maintenance during study, work or gaming. Versatiled for use on office chairs, car seats, gaming stations, floor, or sofas – adapts seamlessly to home, workplace, and travel environment. Promote sustainable spinal wellness by cultivating healthy sitting habits with just 30 minutes of daily use over two months for visible pose improvement. Specifications: Product name: waist protection cushion Product size: about 35x33x30cm/13.78x13x11.8in Bearing: about 600lbs Type: Standard Package Includes: 1PC Chair Waist Cushion note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution