Our adjustable desk chair grows with your child, suitable for ages 6 to 15. The high-quality gas lift system and adjustment lever allow for easy height changes. The ergonomic backrest promotes good posture, while smooth armrests and an elastic mesh cover enhance comfort. The breathable nylon mesh ensures heat dissipation and durability. The 360-degree swivel seat allows for easy direction changes, and five flexible wheels enable smooth movement. The sit-brake wheels automatically lock under pressure over 25 kg and release when the child stands up. Features: - Adjustable Height: The chair can smoothly adjust from 80 to 92 cm, accommodating children aged 6 to 15 for optimal seating comfort. - Swivel and Sit-Brake: The seat rotates 360 degrees for easy direction changes. The five wheels with sit-brake automatically lock under weight over 25 kg and release when the child stands. PU wheels protect the floor. - Ergonomic Design: The curved backrest fits the child's body, supporting the spine and reducing fatigue. Smooth armrests offer additional hand support. - Comfortable Seating: Upgraded nylon mesh provides strong tension and durability. The elastic, skin-friendly mesh seat ensures comfort. The high-quality PP base offers stability and longevity. - Versatile Use: Easy assembly with detailed instructions and all necessary accessories. Once assembled, the chair is perfect for dorms, kids' rooms, or study areas. Specifications: - Adjustable height design (80-92 cm) suits various age groups (6-8 years, 9-12 years, 13-15 years) - Curved backrest, side armrests, and comfortable seat support the back, waist, arms, and hips - 360-degree swivel seat allows direction changes without moving the chair - Five wheels with sit-brake lock under 25 kg pressure - Breathable mesh fabric ensures ventilation and heat dissipation - High-quality PP frame for long-lasting use - Additional details: rounded corners and cute colors - Ideal for dorms, kids' rooms, or study areas - Easy assembly with clear instructions