Improve your work efficiency while staying comfortable with this professional drafting office chair. It can be adjusted in height, to meet the requirement of different people or match office tables of different heights. It is equipped with a foot ring, of which height is adjustable as well, to rest your legs for higher comfortableness. The ergonomic principle is reflected perfectly in its curved backrest, padded armrest and lumbar support, all contributing to an ultra-comfortable sitting experience. And flip-up armrest makes this chair stand out from other ordinary office chairs, bringing much more convenience to daily work. Besides, smooth-rolling casters let you move with ease. If you get tired from work and want relaxation, the 360° swivel seat provides a perfect solution. What a great complement to both your desk and drafting work. Bullet Points: Adjustable Design for More Convenience: We adopt high-quality gas cylinder, which has passed the SGS certification, and can be adjusted smoothly and safely to meet your needs for different heights. More, it features humanized and adjustable flip-up armrests, which can not only relax your arms when you feel tired but also allows you to lift it up when not in use. Ergonomic Backrest and User-friendly Footrest: The drafting office chair with a curved backrest that conforms to ergonomic principles shall fit well with your body curve. Plus, there is adjustable waist support behind the back, designed to relieve fatigue. Considering that your leg may need a rest sometimes, it is equipped with a circular foot ring for enhanced comfort. Soft Cushion with Breathable Mesh Fabric: Wide seat that is filled with high density, as well as a thicker sponge inside, provides a comfortable sitting experience for you. Soft enough as well, reduce discomfort caused by sitting for a long time. Meanwhile, outer mesh upholstery extremely increases breathability thereby avoiding a stuffy feeling, especially in a hot season. 360° Swivel Seat and Smooth Rolling Casters: 360° Swivel seat allows you to either chat with colleagues or just get relaxation, bringing much more fun to boring work. Smooth-rolling casters enable you to move anywhere you want. Still roll with lower noise. In addition, its five-claw base is capable of evenly dispersing pressure exerted on it to keep ultra-stable all the time. Good Versatility and Excellent Durability: This drafting office chair is ideal for both home and office. It can be used as a professional drafting chair to facilitate the drafting and as an office chair to perfectly match a normal or higher office table. Plus, delicately crafted with premium materials, it is also durable and sturdy, serving you for a longer time. Features: Flip-up armrest allows you to adjust it up and down to accommodate sitting posture Premium SGS certified gas cylinder for added safety and long-lasting durability Ergonomic backrest fits well with the back curve and thus alleviates fatigue Adjustable foot ring can be lifted up and down to rest your feet at an appropriate height Designed with adjustable lumbar support to fulfill the requirement of different people Breathable mesh fabric makes the chair for all seasons, especially in the particular hot season High-density sponge cushion allows you to sit for a long time without feeling tired Five-claw base disperses pressure and thus keeps exceptional stability Wear-Resistant and smooth-rolling casters enable free mobility for more fun 360° Swivel seat helps you change the direction effortlessly to chat with others Specification: Colour: Black/White Material: Mesh fabric, sponge, PP Overall dimension: 68 x 68 x 108 – 128 cm (L x W x H) Backrest size: 54.5 x 49.5 cm (L x H) Seat height to ground: 57 – 77 cm Net weight: 12.5 kg Weight capacity: 120 kg Package includes: 1 x Drafting chair 1 x Instruction Box Qty：1(May vary by batch)