Customize your comfort with this ergonomic task chair!This ergonomic office chair seamlessly blends comfort and durability, featuring a 3-layer superior structure of premium linen fabric, resilient sponge and sturdy plywood for lasting support. Plus, the upgraded linkage armrests move in sync with the reclining backrest, providing continuous elbow and wrist support during both focused work and relaxed breaks. With a flexible adjustment design offering 20''-23.5'' seat height and 90-degree-135-degree reclining angles controlled by dual levers, this office chair adapts effortlessly to various desk setups.Features:Easily switch between working mode and relaxation mode with the linkage armrests20''-23.5'' adjustable seat height allows customization for optimal ergonomic comfort90-degree-135-degree adjustable backrest supports various reclining positions to reduce strain