UNIQUE ERGONOMIC DESIGN: The lumbar support cushion for chair features a unique ergonomic design that follows the natural curve of the lower back. Its contoured surface provides maximum postural support and targeted comfort for the lower back. The lordosis back cushion reduces fatigue during prolonged sitting while driving or at the office, making work and driving more relaxed. PRECISE STRAPS: This back cushion incorporates an improved strap system - the vertical and horizontal fasteners precisely adapt to different body shapes. Express fixation of the lumbar cushion on any seat. The anti-slip particles on the back of the ergonomic cushion adhere perfectly to the backrest, stabilizing its position for constant comfort. HIGH-DENSITY MEMORY FOAM: The core of our lumbar support cushion uses dense viscoelastic foam that perfectly balances pressure while maintaining firm support. This material resists settling for a long time, providing reliable spinal relief. BREATHABLE & SOFT COVER WASHABLE: The removable, breathable mesh cover stays dry and hygienic even during extended use. The discreet zipper allows for easy removal for cleaning. Note: Wash only the cover, not the memory foam core. VERSATILE USE: This chair cushion is suitable for car seats, office chairs, gaming chairs, wheelchairs, or home offices. Ideal ergonomic solution for professional drivers, office workers, gamers, or people with limited mobility - anywhere prolonged sitting puts strain on the back.