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Here's a rewritten product description based on the provided information: --- **Ergonomic Design**: This S-shaped drafting chair is crafted to align with the natural curve of the human body, offering a perfect fit and protection against work-related strain. The adjustable standing chair is built with a robust iron frame and sturdy metal base for enhanced safety and stability. **Ingenious Design**: The chair's ergonomic design conforms to the body's shape, providing ample neck support with its large headrest. The chair's diamond pattern adds a touch of elegance. Crafted with meticulous stitching, the chair boasts a premium look. The dual cushion design ensures a plush and comfortable seating experience. **High-Quality Materials**: Our standing desk chairs are constructed from premium materials. The chair's synthetic leather is comfortable, skin-friendly, and durable, preventing irritation. The metal base adds a sophisticated look and enhances the product's durability compared to traditional plastic bases. The chair's wheels are designed for silent operation, offer 360° rotation, and are wear-resistant, protecting floors and allowing smooth movement on carpets. **Easy Installation**: Our tall office chairs have passed stringent quality tests and feature a gas lift certified by an international standard. Each chair comes with a comprehensive guide for easy assembly, which can be completed in approximately 20 minutes. **Product Dimensions**: The chair's adjustable height ranges from 46.1 to 54.1 inches. The cushion's height from the floor is between 21.2 to 29.2 inches. The armrest height is from 31.4 to 39.4 inches from the floor. The cushion measures 22 inches from front to back and 20 inches in width. --- This description maintains the original meaning while avoiding specific chemical names, after-sales information, and special symbols.
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