SIHOO Doro S100 Ergonomic Office Chair Computer Chair Desk Chair with 3 Back Support Model & Dual Dynamic Lumbar Support 5-Level Adjustable Backrest & 135-Degree Recline Angle-Black

SIHOO Doro-S100 Ergonomic Office Chair Computer Chair Desk Chair with 3 Back Support Model & Dual Dynamic Lumbar Support 5-Level Adjustable Backrest & 4D Coordinated Armrests & 135-Degree Max & Recline Angle Experience ultimate comfort and support with the SIHOO Doro-S100 ergonomic office chair. Its standout feature is the dual dynamic lumbar support system, which automatically adjusts to your body shape for enveloping support. The 4D armrests can be adjusted in four directions, reducing shoulder strain. The independent backrest offers tailored support for different heights, while the seat cushion is pressure-free and promotes good blood flow. With premium materials and top-notch customer service, this chair is both stylish and comfortable, backed by BIFMA and SGS certifications for quality assurance.

• 【Dual Dynamic Lumbar Support】Sihoo's latest ergonomic chair, Doro S100 ergonomic office chair, sets itself apart from traditional office chairs with its dual dynamic lumbar support. Featuring the newest dynamic adaptive mechanism and four springs, it offers 6D automatic adjustment, dynamically adapting to various body shapes and postures, providing comprehensive and enveloping lumbar support. This ultimately ensures a higher level of seating comfort.

• 【4D Coordinated Armrest】High-end ergonomic office chairs deserve equally sophisticated armrests. Doro S100 features a pair of 4D armrests with an ultra-soft and thick surface. These armrests can be adjusted up and down by 2.76 inches (7 cm), back and forth by 1.18 inches (3 cm), and inward and outward by 72°, coordinating with the backrest when reclining. You get to enjoy arm support in four directions, helping alleviate the strain on your shoulders whenever you're working, studying, and more.

• 【Advanced Independent Backrest】Doro S100 ergonomic office chair series utilizes high-resilience mesh fabric, offering an elevated back support experience. The chair back is independently adjustable, allowing the upper half to be positioned in 5 levels. Whether you are 5' (150 cm) or 6'3" (190 cm) tall, you can enjoy comprehensive support for your shoulders and neck. Additionally, the dual-wing lumbar support provides precise support to your lower back, effectively supporting your waist.

• 【Adjustable Pressure-Free Seat Cushion】Sihoo Doro S100 series offers a seat depth adjustment range of 1.97 inches (5 cm). In addition, the seat cushion utilizes a waterfall-shaped design, effectively maximizing the contact area with the thighs and hips. This remains true even when you are in motion, ultimately minimizing pressure to the greatest extent possible and ensuring unobstructed blood flow.

• 【Premium Quality Ergonomic Chair】Sihoo prioritizes both product quality and customer service. Doro S100 not only features a premium aesthetic and ergonomic design, but also utilizes higher-quality materials and boasts a more efficient after-sales service team. BIFMA and SGS certifications guarantee many years of enjoying the chair's ergonomic comfort.

• 【Warranty】Product warranty period is three years. If there is any quality problem, please contact us. After confirming, we will change the accessory for you. We promise to provide you with zero profit product accessories within three years of the warranty period.