Ergonomic Adjustable Office Chair with Lumbar Support for Up to 300lbs

Item Description

【Breathable Backrest and Comfortable Seat】 Our ergonomic office chair has a breathable mesh backrest that keeps your back cool and comfortable, preventing sweat buildup. The upgraded high-density sponge seat cushion is soft, durable, and maintains its shape even after long periods of sitting, reducing fatigue.

【Adjustable Armrests and Height Adjustment】 The padded armrests can be flipped up 90° for elbow support or adjusted horizontally for more space. The seat height can be adjusted from 18.9" to 22.64", allowing you to find the perfect fitting position.

【S-shape Backrest for Lumbar Support】 Our office chair is designed with an S-shape backrest and sturdy lumbar support, perfect for relieving back pain. The lumbar support can be adjusted up and down by 1.2 inches, ensuring comfortable sitting for you and your students.

【Tilt and Lock Function】 Our chair can be tilted between 90° and 125°, making it easy to rock or sit upright. The back can only be locked in the upright position, preventing accidental tilting.

【360° Swivel Base and Mute Rolling Casters】 With a 360° swivel base, you can easily rotate in any direction. Our quiet rolling casters roll smoothly on hard floors, ensuring stability and quiet operation.

【Easy Assembly】 Our chair comes with all necessary tools, instructions, and support for installation. One adult can set it up in 20-30 minutes. We also offer a 5-year quality guarantee, including free part replacement and support.

Why Choose This Product? - Great for preventing back pain and promoting healthy spine development. - Height and angle adjustments for a perfect fit. - Quiet, comfortable, and durable design. - Suitable for long periods of sitting or working. - Easy to assemble and maintain. - Suitable for students and professionals alike.