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 improve comfort. The breathable nylon mesh ensures heat dissipation and durability. The 360-degree swivel seat allows for easy changes of direction and five flexible wheels allow for smooth movement. The sit-brake wheels automatically lock at pressures over 25 kg and release when the child stands up. Pull: - Adjustable height: The seat can be easily adjusted from 80 to 92 cm, and accommodates children aged 6 to 15 for optimal seating comfort. - Swivel and Sit-Brake: The seat rotates 360 degrees for easy changes of direction. The five wheels with a seat brake automatically lock when the child weighs more than 25 kg and release when the child is standing. PU wheels protect the floor. Ergonomic design: The curved backrest fits the child's body, supports the spine and reduces fatigue. Smooth armrests provide 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 a long service life. - Versatile use: Easy assembly with detailed instructions and all necessary accessories. Once assembled, the chair is perfect for dormitories, children's rooms, or study areas. Specifications: - Adjustable height design (80-92 cm) suitable for different 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 changes of direction without moving the chair - Five wheels with seat brake lock under 25kg pressure - Breathable mesh fabric ensures ventilation and heat dissipation - High-quality PP frame for long-term use - Additional details: rounded corners and cute colors - Ideal for dormitories, children's rooms or study areas - Easy assembly with clear instructions