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Istudy ergo desk and chair advantage: 1. The ergonomic design, protect vision, relieve fatigue, prevent the deformation of the cervical vertebra and lumbar science and health, improve the learning efficiency. 2. Use I Study unique lifting system, the height adjustment from 55-78 cm, lifting is more wider, meet the people of different age and height. 3. Desktop angle can be easily adjusted to meet the reading, writing, painting, calligraphy and other different use and requirements, multi-function. 4. Desktop is made of E1 standard MDF and melamine face, low formaldehyde release, safety and healthy and environmental protection. Melamine face is wear-resisting, easy to clean. 5. 270° degree PU plastic sealing side,which is environmental protection material, with a buckle device in the PU no easy fall off, durable and beautiful. 6. Round table angle design, it’s more safety for kids. our website: www.l-doctor.com ; www.cn-schoolfurniture.com; www.i-study.cc