Silla giratoria mark adler Junior 4.5 gris — silla de escritorio ergonómica, altura ajustable 40–50 cm, respaldo de malla, base con ruedas, reposabrazos, soporte lumbar

Ergonomic swivel chair mark adler Junior 4.5 Grey with a grey mesh backrest and soft foam seat. The chair features height adjustment via a pneumatic telescope (40–50 cm seat height), a caster base for easy mobility, armrests and integrated lumbar support. Overall height ranges from 87 to 97 cm and the chair width is 640 mm. Designed for desk use at home or in the office; avoid excessive rocking to reduce the risk of falling.

Advantages

The chair combines a breathable mesh backrest with a soft foam seat for balanced comfort and support. Adjustable seat height allows adaptation to different desks and users, while castor wheels provide smooth movement across floors. Built-in lumbar support and armrests help maintain an ergonomic posture during extended sitting.

Suitable for

Key specifications

How to use

Adjust the seat height using the pneumatic telescope lever so your feet rest flat on the floor and your knees are approximately at a 90° angle. Position the chair so the lumbar support aligns with the lower back and rest your forearms on the armrests at a comfortable height relative to the desk. Use the castor wheels to move the chair; avoid leaning back and swinging the chair excessively to prevent loss of balance.

Recommendations

Do not rock the chair far backwards. Regularly check and tighten any fasteners and ensure the pneumatic mechanism is used within its specified range to maintain safety and stability.